258789675

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2220

約数の個数: 48

約数和(自身を含む): 452971008

約数和(自身を除く): 194181333

約数列:

[1, 3, 5, 15, 23, 25, 69, 71, 75, 115, 213, 345, 355, 575, 1065, 1633, 1725, 1775, 2113, 4899, 5325, 6339, 8165, 10565, 24495, 31695, 40825, 48599, 52825, 122475, 145797, 150023, 158475, 242995, 450069, 728985, 750115, 1214975, 2250345, 3450529, 3644925, 3750575, 10351587, 11251725, 17252645, 51757935, 86263225, 258789675]

約数ペア:

[(1, 258789675), (3, 86263225), (5, 51757935), (15, 17252645), (23, 11251725), (25, 10351587), (69, 3750575), (71, 3644925), (75, 3450529), (115, 2250345), (213, 1214975), (345, 750115), (355, 728985), (575, 450069), (1065, 242995), (1633, 158475), (1725, 150023), (1775, 145797), (2113, 122475), (4899, 52825), (5325, 48599), (6339, 40825), (8165, 31695), (10565, 24495)]