61407125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 90574848

約数和(自身を除く): 29167723

約数列:

[1, 5, 13, 23, 25, 31, 53, 65, 115, 125, 155, 265, 299, 325, 403, 575, 689, 713, 775, 1219, 1325, 1495, 1625, 1643, 2015, 2875, 3445, 3565, 3875, 6095, 6625, 7475, 8215, 9269, 10075, 15847, 17225, 17825, 21359, 30475, 37375, 37789, 41075, 46345, 50375, 79235, 86125, 89125, 106795, 152375, 188945, 205375, 231725, 396175, 491257, 533975, 944725, 1158625, 1980875, 2456285, 2669875, 4723625, 12281425, 61407125]

約数ペア:

[(1, 61407125), (5, 12281425), (13, 4723625), (23, 2669875), (25, 2456285), (31, 1980875), (53, 1158625), (65, 944725), (115, 533975), (125, 491257), (155, 396175), (265, 231725), (299, 205375), (325, 188945), (403, 152375), (575, 106795), (689, 89125), (713, 86125), (775, 79235), (1219, 50375), (1325, 46345), (1495, 41075), (1625, 37789), (1643, 37375), (2015, 30475), (2875, 21359), (3445, 17825), (3565, 17225), (3875, 15847), (6095, 10075), (6625, 9269), (7475, 8215)]