65685880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2141}}^1$

素因数の和:2224

約数の個数: 64

約数和(自身を含む): 161935200

約数和(自身を除く): 96249320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2141, 2360, 3068, 3835, 4282, 6136, 7670, 8564, 10705, 15340, 17128, 21410, 27833, 30680, 42820, 55666, 85640, 111332, 126319, 139165, 222664, 252638, 278330, 505276, 556660, 631595, 1010552, 1113320, 1263190, 1642147, 2526380, 3284294, 5052760, 6568588, 8210735, 13137176, 16421470, 32842940, 65685880]

約数ペア:

[(1, 65685880), (2, 32842940), (4, 16421470), (5, 13137176), (8, 8210735), (10, 6568588), (13, 5052760), (20, 3284294), (26, 2526380), (40, 1642147), (52, 1263190), (59, 1113320), (65, 1010552), (104, 631595), (118, 556660), (130, 505276), (236, 278330), (260, 252638), (295, 222664), (472, 139165), (520, 126319), (590, 111332), (767, 85640), (1180, 55666), (1534, 42820), (2141, 30680), (2360, 27833), (3068, 21410), (3835, 17128), (4282, 15340), (6136, 10705), (7670, 8564)]