89710280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6577}}^1$

素因数の和:6630

約数の個数: 64

約数和(自身を含む): 227335680

約数和(自身を除く): 137625400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 6577, 6820, 13154, 13640, 26308, 32885, 52616, 65770, 72347, 131540, 144694, 203887, 263080, 289388, 361735, 407774, 578776, 723470, 815548, 1019435, 1446940, 1631096, 2038870, 2242757, 2893880, 4077740, 4485514, 8155480, 8971028, 11213785, 17942056, 22427570, 44855140, 89710280]

約数ペア:

[(1, 89710280), (2, 44855140), (4, 22427570), (5, 17942056), (8, 11213785), (10, 8971028), (11, 8155480), (20, 4485514), (22, 4077740), (31, 2893880), (40, 2242757), (44, 2038870), (55, 1631096), (62, 1446940), (88, 1019435), (110, 815548), (124, 723470), (155, 578776), (220, 407774), (248, 361735), (310, 289388), (341, 263080), (440, 203887), (620, 144694), (682, 131540), (1240, 72347), (1364, 65770), (1705, 52616), (2728, 32885), (3410, 26308), (6577, 13640), (6820, 13154)]