51774520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 143856000

約数和(自身を除く): 92081480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 73, 85, 119, 136, 140, 146, 149, 170, 238, 280, 292, 298, 340, 365, 476, 511, 584, 595, 596, 680, 730, 745, 952, 1022, 1043, 1190, 1192, 1241, 1460, 1490, 2044, 2086, 2380, 2482, 2533, 2555, 2920, 2980, 4088, 4172, 4760, 4964, 5066, 5110, 5215, 5960, 6205, 8344, 8687, 9928, 10132, 10220, 10430, 10877, 12410, 12665, 17374, 17731, 20264, 20440, 20860, 21754, 24820, 25330, 34748, 35462, 41720, 43435, 43508, 49640, 50660, 54385, 69496, 70924, 76139, 86870, 87016, 88655, 101320, 108770, 141848, 152278, 173740, 177310, 184909, 217540, 304556, 347480, 354620, 369818, 380695, 435080, 609112, 709240, 739636, 761390, 924545, 1294363, 1479272, 1522780, 1849090, 2588726, 3045560, 3698180, 5177452, 6471815, 7396360, 10354904, 12943630, 25887260, 51774520]

約数ペア:

[(1, 51774520), (2, 25887260), (4, 12943630), (5, 10354904), (7, 7396360), (8, 6471815), (10, 5177452), (14, 3698180), (17, 3045560), (20, 2588726), (28, 1849090), (34, 1522780), (35, 1479272), (40, 1294363), (56, 924545), (68, 761390), (70, 739636), (73, 709240), (85, 609112), (119, 435080), (136, 380695), (140, 369818), (146, 354620), (149, 347480), (170, 304556), (238, 217540), (280, 184909), (292, 177310), (298, 173740), (340, 152278), (365, 141848), (476, 108770), (511, 101320), (584, 88655), (595, 87016), (596, 86870), (680, 76139), (730, 70924), (745, 69496), (952, 54385), (1022, 50660), (1043, 49640), (1190, 43508), (1192, 43435), (1241, 41720), (1460, 35462), (1490, 34748), (2044, 25330), (2086, 24820), (2380, 21754), (2482, 20860), (2533, 20440), (2555, 20264), (2920, 17731), (2980, 17374), (4088, 12665), (4172, 12410), (4760, 10877), (4964, 10430), (5066, 10220), (5110, 10132), (5215, 9928), (5960, 8687), (6205, 8344)]