200563280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1657}}^1$

素因数の和:1776

約数の個数: 80

約数和(自身を含む): 499588560

約数和(自身を除く): 299025280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 89, 136, 170, 178, 272, 340, 356, 445, 680, 712, 890, 1360, 1424, 1513, 1657, 1780, 3026, 3314, 3560, 6052, 6628, 7120, 7565, 8285, 12104, 13256, 15130, 16570, 24208, 26512, 28169, 30260, 33140, 56338, 60520, 66280, 112676, 121040, 132560, 140845, 147473, 225352, 281690, 294946, 450704, 563380, 589892, 737365, 1126760, 1179784, 1474730, 2253520, 2359568, 2507041, 2949460, 5014082, 5898920, 10028164, 11797840, 12535205, 20056328, 25070410, 40112656, 50140820, 100281640, 200563280]

約数ペア:

[(1, 200563280), (2, 100281640), (4, 50140820), (5, 40112656), (8, 25070410), (10, 20056328), (16, 12535205), (17, 11797840), (20, 10028164), (34, 5898920), (40, 5014082), (68, 2949460), (80, 2507041), (85, 2359568), (89, 2253520), (136, 1474730), (170, 1179784), (178, 1126760), (272, 737365), (340, 589892), (356, 563380), (445, 450704), (680, 294946), (712, 281690), (890, 225352), (1360, 147473), (1424, 140845), (1513, 132560), (1657, 121040), (1780, 112676), (3026, 66280), (3314, 60520), (3560, 56338), (6052, 33140), (6628, 30260), (7120, 28169), (7565, 26512), (8285, 24208), (12104, 16570), (13256, 15130)]