74965625

素因数分解:

$5^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 112492800

約数和(自身を除く): 37527175

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 149, 161, 175, 575, 625, 745, 805, 875, 1043, 2875, 3125, 3427, 3725, 4025, 4375, 5215, 14375, 17135, 18625, 20125, 21875, 23989, 26075, 71875, 85675, 93125, 100625, 119945, 130375, 428375, 465625, 503125, 599725, 651875, 2141875, 2998625, 3259375, 10709375, 14993125, 74965625]

約数ペア:

[(1, 74965625), (5, 14993125), (7, 10709375), (23, 3259375), (25, 2998625), (35, 2141875), (115, 651875), (125, 599725), (149, 503125), (161, 465625), (175, 428375), (575, 130375), (625, 119945), (745, 100625), (805, 93125), (875, 85675), (1043, 71875), (2875, 26075), (3125, 23989), (3427, 21875), (3725, 20125), (4025, 18625), (4375, 17135), (5215, 14375)]