42679520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 116974368

約数和(自身を除く): 74294848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 71, 80, 85, 104, 130, 136, 142, 160, 170, 208, 221, 260, 272, 284, 289, 340, 355, 416, 442, 520, 544, 568, 578, 680, 710, 884, 923, 1040, 1105, 1136, 1156, 1207, 1360, 1420, 1445, 1768, 1846, 2080, 2210, 2272, 2312, 2414, 2720, 2840, 2890, 3536, 3692, 3757, 4420, 4615, 4624, 4828, 5680, 5780, 6035, 7072, 7384, 7514, 8840, 9230, 9248, 9656, 11360, 11560, 12070, 14768, 15028, 15691, 17680, 18460, 18785, 19312, 20519, 23120, 24140, 29536, 30056, 31382, 35360, 36920, 37570, 38624, 41038, 46240, 48280, 60112, 62764, 73840, 75140, 78455, 82076, 96560, 102595, 120224, 125528, 147680, 150280, 156910, 164152, 193120, 205190, 251056, 266747, 300560, 313820, 328304, 410380, 502112, 533494, 601120, 627640, 656608, 820760, 1066988, 1255280, 1333735, 1641520, 2133976, 2510560, 2667470, 3283040, 4267952, 5334940, 8535904, 10669880, 21339760, 42679520]

約数ペア:

[(1, 42679520), (2, 21339760), (4, 10669880), (5, 8535904), (8, 5334940), (10, 4267952), (13, 3283040), (16, 2667470), (17, 2510560), (20, 2133976), (26, 1641520), (32, 1333735), (34, 1255280), (40, 1066988), (52, 820760), (65, 656608), (68, 627640), (71, 601120), (80, 533494), (85, 502112), (104, 410380), (130, 328304), (136, 313820), (142, 300560), (160, 266747), (170, 251056), (208, 205190), (221, 193120), (260, 164152), (272, 156910), (284, 150280), (289, 147680), (340, 125528), (355, 120224), (416, 102595), (442, 96560), (520, 82076), (544, 78455), (568, 75140), (578, 73840), (680, 62764), (710, 60112), (884, 48280), (923, 46240), (1040, 41038), (1105, 38624), (1136, 37570), (1156, 36920), (1207, 35360), (1360, 31382), (1420, 30056), (1445, 29536), (1768, 24140), (1846, 23120), (2080, 20519), (2210, 19312), (2272, 18785), (2312, 18460), (2414, 17680), (2720, 15691), (2840, 15028), (2890, 14768), (3536, 12070), (3692, 11560), (3757, 11360), (4420, 9656), (4615, 9248), (4624, 9230), (4828, 8840), (5680, 7514), (5780, 7384), (6035, 7072)]