479997100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3331}}^1$

素因数の和:3487

約数の個数: 72

約数和(自身を含む): 1145301696

約数和(自身を除く): 665304596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 131, 220, 262, 275, 524, 550, 655, 1100, 1310, 1441, 2620, 2882, 3275, 3331, 5764, 6550, 6662, 7205, 13100, 13324, 14410, 16655, 28820, 33310, 36025, 36641, 66620, 72050, 73282, 83275, 144100, 146564, 166550, 183205, 333100, 366410, 436361, 732820, 872722, 916025, 1745444, 1832050, 2181805, 3664100, 4363610, 4799971, 8727220, 9599942, 10909025, 19199884, 21818050, 23999855, 43636100, 47999710, 95999420, 119999275, 239998550, 479997100]

約数ペア:

[(1, 479997100), (2, 239998550), (4, 119999275), (5, 95999420), (10, 47999710), (11, 43636100), (20, 23999855), (22, 21818050), (25, 19199884), (44, 10909025), (50, 9599942), (55, 8727220), (100, 4799971), (110, 4363610), (131, 3664100), (220, 2181805), (262, 1832050), (275, 1745444), (524, 916025), (550, 872722), (655, 732820), (1100, 436361), (1310, 366410), (1441, 333100), (2620, 183205), (2882, 166550), (3275, 146564), (3331, 144100), (5764, 83275), (6550, 73282), (6662, 72050), (7205, 66620), (13100, 36641), (13324, 36025), (14410, 33310), (16655, 28820)]