81812670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8443}}^1$

素因数の和:8489

約数の個数: 64

約数和(自身を含む): 218868480

約数和(自身を除く): 137055810

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 19, 30, 34, 38, 51, 57, 85, 95, 102, 114, 170, 190, 255, 285, 323, 510, 570, 646, 969, 1615, 1938, 3230, 4845, 8443, 9690, 16886, 25329, 42215, 50658, 84430, 126645, 143531, 160417, 253290, 287062, 320834, 430593, 481251, 717655, 802085, 861186, 962502, 1435310, 1604170, 2152965, 2406255, 2727089, 4305930, 4812510, 5454178, 8181267, 13635445, 16362534, 27270890, 40906335, 81812670]

約数ペア:

[(1, 81812670), (2, 40906335), (3, 27270890), (5, 16362534), (6, 13635445), (10, 8181267), (15, 5454178), (17, 4812510), (19, 4305930), (30, 2727089), (34, 2406255), (38, 2152965), (51, 1604170), (57, 1435310), (85, 962502), (95, 861186), (102, 802085), (114, 717655), (170, 481251), (190, 430593), (255, 320834), (285, 287062), (323, 253290), (510, 160417), (570, 143531), (646, 126645), (969, 84430), (1615, 50658), (1938, 42215), (3230, 25329), (4845, 16886), (8443, 9690)]