129449375

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 40

約数和(自身を含む): 185940480

約数和(自身を除く): 56491105

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 625, 991, 1045, 1375, 2375, 4955, 5225, 6875, 10901, 11875, 18829, 24775, 26125, 54505, 94145, 123875, 130625, 207119, 272525, 470725, 619375, 1035595, 1362625, 2353625, 5177975, 6813125, 11768125, 25889875, 129449375]

約数ペア:

[(1, 129449375), (5, 25889875), (11, 11768125), (19, 6813125), (25, 5177975), (55, 2353625), (95, 1362625), (125, 1035595), (209, 619375), (275, 470725), (475, 272525), (625, 207119), (991, 130625), (1045, 123875), (1375, 94145), (2375, 54505), (4955, 26125), (5225, 24775), (6875, 18829), (10901, 11875)]