65393040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3449}}^1$

素因数の和:3544

約数の個数: 80

約数和(自身を含む): 205344000

約数和(自身を除く): 139950960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3449, 3792, 4740, 6320, 6898, 9480, 10347, 13796, 17245, 18960, 20694, 27592, 34490, 41388, 51735, 55184, 68980, 82776, 103470, 137960, 165552, 206940, 272471, 275920, 413880, 544942, 817413, 827760, 1089884, 1362355, 1634826, 2179768, 2724710, 3269652, 4087065, 4359536, 5449420, 6539304, 8174130, 10898840, 13078608, 16348260, 21797680, 32696520, 65393040]

約数ペア:

[(1, 65393040), (2, 32696520), (3, 21797680), (4, 16348260), (5, 13078608), (6, 10898840), (8, 8174130), (10, 6539304), (12, 5449420), (15, 4359536), (16, 4087065), (20, 3269652), (24, 2724710), (30, 2179768), (40, 1634826), (48, 1362355), (60, 1089884), (79, 827760), (80, 817413), (120, 544942), (158, 413880), (237, 275920), (240, 272471), (316, 206940), (395, 165552), (474, 137960), (632, 103470), (790, 82776), (948, 68980), (1185, 55184), (1264, 51735), (1580, 41388), (1896, 34490), (2370, 27592), (3160, 20694), (3449, 18960), (3792, 17245), (4740, 13796), (6320, 10347), (6898, 9480)]