128216664580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1\times {\mathrm{14831}}^1$

素因数の和:15445

約数の個数: 96

約数和(自身を含む): 291717199872

約数和(自身を除く): 163500535292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 541, 799, 940, 1082, 1598, 2164, 2705, 3196, 3995, 5410, 7990, 9197, 10820, 14831, 15980, 18394, 25427, 29662, 36788, 45985, 50854, 59324, 74155, 91970, 101708, 127135, 148310, 183940, 252127, 254270, 296620, 432259, 504254, 508540, 697057, 864518, 1008508, 1260635, 1394114, 1729036, 2161295, 2521270, 2788228, 3485285, 4322590, 5042540, 6970570, 8023571, 8645180, 11849969, 13941140, 16047142, 23699938, 32094284, 40117855, 47399876, 59249845, 80235710, 118499690, 136400707, 160471420, 236999380, 272801414, 377107837, 545602828, 682003535, 754215674, 1364007070, 1508431348, 1885539185, 2728014140, 3771078370, 6410833229, 7542156740, 12821666458, 25643332916, 32054166145, 64108332290, 128216664580]

約数ペア:

[(1, 128216664580), (2, 64108332290), (4, 32054166145), (5, 25643332916), (10, 12821666458), (17, 7542156740), (20, 6410833229), (34, 3771078370), (47, 2728014140), (68, 1885539185), (85, 1508431348), (94, 1364007070), (170, 754215674), (188, 682003535), (235, 545602828), (340, 377107837), (470, 272801414), (541, 236999380), (799, 160471420), (940, 136400707), (1082, 118499690), (1598, 80235710), (2164, 59249845), (2705, 47399876), (3196, 40117855), (3995, 32094284), (5410, 23699938), (7990, 16047142), (9197, 13941140), (10820, 11849969), (14831, 8645180), (15980, 8023571), (18394, 6970570), (25427, 5042540), (29662, 4322590), (36788, 3485285), (45985, 2788228), (50854, 2521270), (59324, 2161295), (74155, 1729036), (91970, 1394114), (101708, 1260635), (127135, 1008508), (148310, 864518), (183940, 697057), (252127, 508540), (254270, 504254), (296620, 432259)]