87898710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1423}}^1$

素因数の和:1533

約数の個数: 64

約数和(自身を含む): 221460480

約数和(自身を除く): 133561770

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 71, 87, 142, 145, 174, 213, 290, 355, 426, 435, 710, 870, 1065, 1423, 2059, 2130, 2846, 4118, 4269, 6177, 7115, 8538, 10295, 12354, 14230, 20590, 21345, 30885, 41267, 42690, 61770, 82534, 101033, 123801, 202066, 206335, 247602, 303099, 412670, 505165, 606198, 619005, 1010330, 1238010, 1515495, 2929957, 3030990, 5859914, 8789871, 14649785, 17579742, 29299570, 43949355, 87898710]

約数ペア:

[(1, 87898710), (2, 43949355), (3, 29299570), (5, 17579742), (6, 14649785), (10, 8789871), (15, 5859914), (29, 3030990), (30, 2929957), (58, 1515495), (71, 1238010), (87, 1010330), (142, 619005), (145, 606198), (174, 505165), (213, 412670), (290, 303099), (355, 247602), (426, 206335), (435, 202066), (710, 123801), (870, 101033), (1065, 82534), (1423, 61770), (2059, 42690), (2130, 41267), (2846, 30885), (4118, 21345), (4269, 20590), (6177, 14230), (7115, 12354), (8538, 10295)]