65779520

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:416

約数の個数: 112

約数和(自身を含む): 170688000

約数和(自身を除く): 104908480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 320, 349, 380, 496, 589, 608, 620, 698, 760, 992, 1178, 1216, 1240, 1396, 1520, 1745, 1984, 2356, 2480, 2792, 2945, 3040, 3490, 4712, 4960, 5584, 5890, 6080, 6631, 6980, 9424, 9920, 10819, 11168, 11780, 13262, 13960, 18848, 21638, 22336, 23560, 26524, 27920, 33155, 37696, 43276, 47120, 53048, 54095, 55840, 66310, 86552, 94240, 106096, 108190, 111680, 132620, 173104, 188480, 205561, 212192, 216380, 265240, 346208, 411122, 424384, 432760, 530480, 692416, 822244, 865520, 1027805, 1060960, 1644488, 1731040, 2055610, 2121920, 3288976, 3462080, 4111220, 6577952, 8222440, 13155904, 16444880, 32889760, 65779520]

約数ペア:

[(1, 65779520), (2, 32889760), (4, 16444880), (5, 13155904), (8, 8222440), (10, 6577952), (16, 4111220), (19, 3462080), (20, 3288976), (31, 2121920), (32, 2055610), (38, 1731040), (40, 1644488), (62, 1060960), (64, 1027805), (76, 865520), (80, 822244), (95, 692416), (124, 530480), (152, 432760), (155, 424384), (160, 411122), (190, 346208), (248, 265240), (304, 216380), (310, 212192), (320, 205561), (349, 188480), (380, 173104), (496, 132620), (589, 111680), (608, 108190), (620, 106096), (698, 94240), (760, 86552), (992, 66310), (1178, 55840), (1216, 54095), (1240, 53048), (1396, 47120), (1520, 43276), (1745, 37696), (1984, 33155), (2356, 27920), (2480, 26524), (2792, 23560), (2945, 22336), (3040, 21638), (3490, 18848), (4712, 13960), (4960, 13262), (5584, 11780), (5890, 11168), (6080, 10819), (6631, 9920), (6980, 9424)]