65216940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1013}}^1$

素因数の和:1091

約数の個数: 96

約数和(自身を含む): 194201280

約数和(自身を除く): 128984340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 58, 60, 74, 87, 111, 116, 145, 148, 174, 185, 222, 290, 348, 370, 435, 444, 555, 580, 740, 870, 1013, 1073, 1110, 1740, 2026, 2146, 2220, 3039, 3219, 4052, 4292, 5065, 5365, 6078, 6438, 10130, 10730, 12156, 12876, 15195, 16095, 20260, 21460, 29377, 30390, 32190, 37481, 58754, 60780, 64380, 74962, 88131, 112443, 117508, 146885, 149924, 176262, 187405, 224886, 293770, 352524, 374810, 440655, 449772, 562215, 587540, 749620, 881310, 1086949, 1124430, 1762620, 2173898, 2248860, 3260847, 4347796, 5434745, 6521694, 10869490, 13043388, 16304235, 21738980, 32608470, 65216940]

約数ペア:

[(1, 65216940), (2, 32608470), (3, 21738980), (4, 16304235), (5, 13043388), (6, 10869490), (10, 6521694), (12, 5434745), (15, 4347796), (20, 3260847), (29, 2248860), (30, 2173898), (37, 1762620), (58, 1124430), (60, 1086949), (74, 881310), (87, 749620), (111, 587540), (116, 562215), (145, 449772), (148, 440655), (174, 374810), (185, 352524), (222, 293770), (290, 224886), (348, 187405), (370, 176262), (435, 149924), (444, 146885), (555, 117508), (580, 112443), (740, 88131), (870, 74962), (1013, 64380), (1073, 60780), (1110, 58754), (1740, 37481), (2026, 32190), (2146, 30390), (2220, 29377), (3039, 21460), (3219, 20260), (4052, 16095), (4292, 15195), (5065, 12876), (5365, 12156), (6078, 10730), (6438, 10130)]