80727400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:599

約数の個数: 96

約数和(自身を含む): 205846200

約数和(自身を除く): 125118800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 61, 65, 100, 104, 122, 130, 200, 244, 260, 305, 325, 488, 509, 520, 610, 650, 793, 1018, 1220, 1300, 1525, 1586, 2036, 2440, 2545, 2600, 3050, 3172, 3965, 4072, 5090, 6100, 6344, 6617, 7930, 10180, 12200, 12725, 13234, 15860, 19825, 20360, 25450, 26468, 31049, 31720, 33085, 39650, 50900, 52936, 62098, 66170, 79300, 101800, 124196, 132340, 155245, 158600, 165425, 248392, 264680, 310490, 330850, 403637, 620980, 661700, 776225, 807274, 1241960, 1323400, 1552450, 1614548, 2018185, 3104900, 3229096, 4036370, 6209800, 8072740, 10090925, 16145480, 20181850, 40363700, 80727400]

約数ペア:

[(1, 80727400), (2, 40363700), (4, 20181850), (5, 16145480), (8, 10090925), (10, 8072740), (13, 6209800), (20, 4036370), (25, 3229096), (26, 3104900), (40, 2018185), (50, 1614548), (52, 1552450), (61, 1323400), (65, 1241960), (100, 807274), (104, 776225), (122, 661700), (130, 620980), (200, 403637), (244, 330850), (260, 310490), (305, 264680), (325, 248392), (488, 165425), (509, 158600), (520, 155245), (610, 132340), (650, 124196), (793, 101800), (1018, 79300), (1220, 66170), (1300, 62098), (1525, 52936), (1586, 50900), (2036, 39650), (2440, 33085), (2545, 31720), (2600, 31049), (3050, 26468), (3172, 25450), (3965, 20360), (4072, 19825), (5090, 15860), (6100, 13234), (6344, 12725), (6617, 12200), (7930, 10180)]