2220992125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{70229}}^1$

素因数の和:70278

約数の個数: 32

約数和(自身を含む): 3155293440

約数和(自身を除く): 934301315

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 575, 1265, 1375, 2875, 6325, 31625, 70229, 351145, 772519, 1615267, 1755725, 3862595, 8076335, 8778625, 17767937, 19312975, 40381675, 88839685, 96564875, 201908375, 444198425, 2220992125]

約数ペア:

[(1, 2220992125), (5, 444198425), (11, 201908375), (23, 96564875), (25, 88839685), (55, 40381675), (115, 19312975), (125, 17767937), (253, 8778625), (275, 8076335), (575, 3862595), (1265, 1755725), (1375, 1615267), (2875, 772519), (6325, 351145), (31625, 70229)]