65255580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 216478080

約数和(自身を除く): 151222500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 316, 353, 390, 395, 468, 474, 585, 706, 711, 780, 790, 948, 1027, 1059, 1170, 1185, 1412, 1422, 1580, 1765, 2054, 2118, 2340, 2370, 2844, 3081, 3177, 3530, 3555, 4108, 4236, 4589, 4740, 5135, 5295, 6162, 6354, 7060, 7110, 9178, 9243, 10270, 10590, 12324, 12708, 13767, 14220, 15405, 15885, 18356, 18486, 20540, 21180, 22945, 27534, 27887, 30810, 31770, 36972, 41301, 45890, 46215, 55068, 55774, 61620, 63540, 68835, 82602, 83661, 91780, 92430, 111548, 137670, 139435, 165204, 167322, 184860, 206505, 250983, 275340, 278870, 334644, 362531, 413010, 418305, 501966, 557740, 725062, 826020, 836610, 1003932, 1087593, 1254915, 1450124, 1673220, 1812655, 2175186, 2509830, 3262779, 3625310, 4350372, 5019660, 5437965, 6525558, 7250620, 10875930, 13051116, 16313895, 21751860, 32627790, 65255580]

約数ペア:

[(1, 65255580), (2, 32627790), (3, 21751860), (4, 16313895), (5, 13051116), (6, 10875930), (9, 7250620), (10, 6525558), (12, 5437965), (13, 5019660), (15, 4350372), (18, 3625310), (20, 3262779), (26, 2509830), (30, 2175186), (36, 1812655), (39, 1673220), (45, 1450124), (52, 1254915), (60, 1087593), (65, 1003932), (78, 836610), (79, 826020), (90, 725062), (117, 557740), (130, 501966), (156, 418305), (158, 413010), (180, 362531), (195, 334644), (234, 278870), (237, 275340), (260, 250983), (316, 206505), (353, 184860), (390, 167322), (395, 165204), (468, 139435), (474, 137670), (585, 111548), (706, 92430), (711, 91780), (780, 83661), (790, 82602), (948, 68835), (1027, 63540), (1059, 61620), (1170, 55774), (1185, 55068), (1412, 46215), (1422, 45890), (1580, 41301), (1765, 36972), (2054, 31770), (2118, 30810), (2340, 27887), (2370, 27534), (2844, 22945), (3081, 21180), (3177, 20540), (3530, 18486), (3555, 18356), (4108, 15885), (4236, 15405), (4589, 14220), (4740, 13767), (5135, 12708), (5295, 12324), (6162, 10590), (6354, 10270), (7060, 9243), (7110, 9178)]