51377703680

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{17737}}^1$

素因数の和:17862

約数の個数: 144

約数和(自身を含む): 128782988544

約数和(自身を除く): 77405284864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 73, 80, 124, 128, 146, 155, 160, 248, 256, 292, 310, 320, 365, 496, 584, 620, 640, 730, 992, 1168, 1240, 1280, 1460, 1984, 2263, 2336, 2480, 2920, 3968, 4526, 4672, 4960, 5840, 7936, 9052, 9344, 9920, 11315, 11680, 17737, 18104, 18688, 19840, 22630, 23360, 35474, 36208, 39680, 45260, 46720, 70948, 72416, 88685, 90520, 93440, 141896, 144832, 177370, 181040, 283792, 289664, 354740, 362080, 549847, 567584, 579328, 709480, 724160, 1099694, 1135168, 1294801, 1418960, 1448320, 2199388, 2270336, 2589602, 2749235, 2837920, 2896640, 4398776, 4540672, 5179204, 5498470, 5675840, 6474005, 8797552, 10358408, 10996940, 11351680, 12948010, 17595104, 20716816, 21993880, 22703360, 25896020, 35190208, 40138831, 41433632, 43987760, 51792040, 70380416, 80277662, 82867264, 87975520, 103584080, 140760832, 160555324, 165734528, 175951040, 200694155, 207168160, 321110648, 331469056, 351902080, 401388310, 414336320, 642221296, 703804160, 802776620, 828672640, 1284442592, 1605553240, 1657345280, 2568885184, 3211106480, 5137770368, 6422212960, 10275540736, 12844425920, 25688851840, 51377703680]

約数ペア:

[(1, 51377703680), (2, 25688851840), (4, 12844425920), (5, 10275540736), (8, 6422212960), (10, 5137770368), (16, 3211106480), (20, 2568885184), (31, 1657345280), (32, 1605553240), (40, 1284442592), (62, 828672640), (64, 802776620), (73, 703804160), (80, 642221296), (124, 414336320), (128, 401388310), (146, 351902080), (155, 331469056), (160, 321110648), (248, 207168160), (256, 200694155), (292, 175951040), (310, 165734528), (320, 160555324), (365, 140760832), (496, 103584080), (584, 87975520), (620, 82867264), (640, 80277662), (730, 70380416), (992, 51792040), (1168, 43987760), (1240, 41433632), (1280, 40138831), (1460, 35190208), (1984, 25896020), (2263, 22703360), (2336, 21993880), (2480, 20716816), (2920, 17595104), (3968, 12948010), (4526, 11351680), (4672, 10996940), (4960, 10358408), (5840, 8797552), (7936, 6474005), (9052, 5675840), (9344, 5498470), (9920, 5179204), (11315, 4540672), (11680, 4398776), (17737, 2896640), (18104, 2837920), (18688, 2749235), (19840, 2589602), (22630, 2270336), (23360, 2199388), (35474, 1448320), (36208, 1418960), (39680, 1294801), (45260, 1135168), (46720, 1099694), (70948, 724160), (72416, 709480), (88685, 579328), (90520, 567584), (93440, 549847), (141896, 362080), (144832, 354740), (177370, 289664), (181040, 283792)]