61318125

素因数分解:

$3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1028

約数の個数: 60

約数和(自身を含む): 120861312

約数和(自身を除く): 59543187

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 125, 165, 225, 275, 375, 495, 625, 825, 991, 1125, 1375, 1875, 2475, 2973, 4125, 4955, 5625, 6875, 8919, 10901, 12375, 14865, 20625, 24775, 32703, 44595, 54505, 61875, 74325, 98109, 123875, 163515, 222975, 272525, 371625, 490545, 619375, 817575, 1114875, 1362625, 1858125, 2452725, 4087875, 5574375, 6813125, 12263625, 20439375, 61318125]

約数ペア:

[(1, 61318125), (3, 20439375), (5, 12263625), (9, 6813125), (11, 5574375), (15, 4087875), (25, 2452725), (33, 1858125), (45, 1362625), (55, 1114875), (75, 817575), (99, 619375), (125, 490545), (165, 371625), (225, 272525), (275, 222975), (375, 163515), (495, 123875), (625, 98109), (825, 74325), (991, 61875), (1125, 54505), (1375, 44595), (1875, 32703), (2475, 24775), (2973, 20625), (4125, 14865), (4955, 12375), (5625, 10901), (6875, 8919)]