81728610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 202165632

約数和(自身を除く): 120437022

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 73, 134, 146, 201, 219, 335, 365, 402, 438, 557, 670, 730, 1005, 1095, 1114, 1671, 2010, 2190, 2785, 3342, 4891, 5570, 8355, 9782, 14673, 16710, 24455, 29346, 37319, 40661, 48910, 73365, 74638, 81322, 111957, 121983, 146730, 186595, 203305, 223914, 243966, 373190, 406610, 559785, 609915, 1119570, 1219830, 2724287, 5448574, 8172861, 13621435, 16345722, 27242870, 40864305, 81728610]

約数ペア:

[(1, 81728610), (2, 40864305), (3, 27242870), (5, 16345722), (6, 13621435), (10, 8172861), (15, 5448574), (30, 2724287), (67, 1219830), (73, 1119570), (134, 609915), (146, 559785), (201, 406610), (219, 373190), (335, 243966), (365, 223914), (402, 203305), (438, 186595), (557, 146730), (670, 121983), (730, 111957), (1005, 81322), (1095, 74638), (1114, 73365), (1671, 48910), (2010, 40661), (2190, 37319), (2785, 29346), (3342, 24455), (4891, 16710), (5570, 14673), (8355, 9782)]