72782320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1489}}^1$

素因数の和:1562

約数の個数: 80

約数和(自身を含む): 186238080

約数和(自身を除く): 113455760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 940, 1040, 1222, 1489, 1880, 2444, 2978, 3055, 3760, 4888, 5956, 6110, 7445, 9776, 11912, 12220, 14890, 19357, 23824, 24440, 29780, 38714, 48880, 59560, 69983, 77428, 96785, 119120, 139966, 154856, 193570, 279932, 309712, 349915, 387140, 559864, 699830, 774280, 909779, 1119728, 1399660, 1548560, 1819558, 2799320, 3639116, 4548895, 5598640, 7278232, 9097790, 14556464, 18195580, 36391160, 72782320]

約数ペア:

[(1, 72782320), (2, 36391160), (4, 18195580), (5, 14556464), (8, 9097790), (10, 7278232), (13, 5598640), (16, 4548895), (20, 3639116), (26, 2799320), (40, 1819558), (47, 1548560), (52, 1399660), (65, 1119728), (80, 909779), (94, 774280), (104, 699830), (130, 559864), (188, 387140), (208, 349915), (235, 309712), (260, 279932), (376, 193570), (470, 154856), (520, 139966), (611, 119120), (752, 96785), (940, 77428), (1040, 69983), (1222, 59560), (1489, 48880), (1880, 38714), (2444, 29780), (2978, 24440), (3055, 23824), (3760, 19357), (4888, 14890), (5956, 12220), (6110, 11912), (7445, 9776)]