870819225

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{1453}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 1475542464

約数和(自身を除く): 604723239

約数列:

[1, 3, 5, 15, 25, 61, 75, 131, 183, 305, 393, 655, 915, 1453, 1525, 1965, 3275, 4359, 4575, 7265, 7991, 9825, 21795, 23973, 36325, 39955, 88633, 108975, 119865, 190343, 199775, 265899, 443165, 571029, 599325, 951715, 1329495, 2215825, 2855145, 4758575, 6647475, 11610923, 14275725, 34832769, 58054615, 174163845, 290273075, 870819225]

約数ペア:

[(1, 870819225), (3, 290273075), (5, 174163845), (15, 58054615), (25, 34832769), (61, 14275725), (75, 11610923), (131, 6647475), (183, 4758575), (305, 2855145), (393, 2215825), (655, 1329495), (915, 951715), (1453, 599325), (1525, 571029), (1965, 443165), (3275, 265899), (4359, 199775), (4575, 190343), (7265, 119865), (7991, 108975), (9825, 88633), (21795, 39955), (23973, 36325)]