74771125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 113218560

約数和(自身を除く): 38447435

約数列:

[1, 5, 11, 13, 25, 47, 55, 65, 89, 125, 143, 235, 275, 325, 445, 517, 611, 715, 979, 1157, 1175, 1375, 1625, 2225, 2585, 3055, 3575, 4183, 4895, 5785, 5875, 6721, 11125, 12727, 12925, 15275, 17875, 20915, 24475, 28925, 33605, 46013, 54379, 63635, 64625, 76375, 104575, 122375, 144625, 168025, 230065, 271895, 318175, 522875, 598169, 840125, 1150325, 1359475, 1590875, 2990845, 5751625, 6797375, 14954225, 74771125]

約数ペア:

[(1, 74771125), (5, 14954225), (11, 6797375), (13, 5751625), (25, 2990845), (47, 1590875), (55, 1359475), (65, 1150325), (89, 840125), (125, 598169), (143, 522875), (235, 318175), (275, 271895), (325, 230065), (445, 168025), (517, 144625), (611, 122375), (715, 104575), (979, 76375), (1157, 64625), (1175, 63635), (1375, 54379), (1625, 46013), (2225, 33605), (2585, 28925), (3055, 24475), (3575, 20915), (4183, 17875), (4895, 15275), (5785, 12925), (5875, 12727), (6721, 11125)]