85880620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 217728000

約数和(自身を除く): 131847380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 149, 161, 179, 230, 298, 322, 358, 460, 596, 644, 716, 745, 805, 895, 1043, 1253, 1490, 1610, 1790, 2086, 2506, 2980, 3220, 3427, 3580, 4117, 4172, 5012, 5215, 6265, 6854, 8234, 10430, 12530, 13708, 16468, 17135, 20585, 20860, 23989, 25060, 26671, 28819, 34270, 41170, 47978, 53342, 57638, 68540, 82340, 95956, 106684, 115276, 119945, 133355, 144095, 186697, 239890, 266710, 288190, 373394, 479780, 533420, 576380, 613433, 746788, 933485, 1226866, 1866970, 2453732, 3067165, 3733940, 4294031, 6134330, 8588062, 12268660, 17176124, 21470155, 42940310, 85880620]

約数ペア:

[(1, 85880620), (2, 42940310), (4, 21470155), (5, 17176124), (7, 12268660), (10, 8588062), (14, 6134330), (20, 4294031), (23, 3733940), (28, 3067165), (35, 2453732), (46, 1866970), (70, 1226866), (92, 933485), (115, 746788), (140, 613433), (149, 576380), (161, 533420), (179, 479780), (230, 373394), (298, 288190), (322, 266710), (358, 239890), (460, 186697), (596, 144095), (644, 133355), (716, 119945), (745, 115276), (805, 106684), (895, 95956), (1043, 82340), (1253, 68540), (1490, 57638), (1610, 53342), (1790, 47978), (2086, 41170), (2506, 34270), (2980, 28819), (3220, 26671), (3427, 25060), (3580, 23989), (4117, 20860), (4172, 20585), (5012, 17135), (5215, 16468), (6265, 13708), (6854, 12530), (8234, 10430)]