145494975

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 247484160

約数和(自身を除く): 101989185

約数列:

[1, 3, 5, 15, 25, 71, 75, 89, 213, 267, 307, 355, 445, 921, 1065, 1335, 1535, 1775, 2225, 4605, 5325, 6319, 6675, 7675, 18957, 21797, 23025, 27323, 31595, 65391, 81969, 94785, 108985, 136615, 157975, 326955, 409845, 473925, 544925, 683075, 1634775, 1939933, 2049225, 5819799, 9699665, 29098995, 48498325, 145494975]

約数ペア:

[(1, 145494975), (3, 48498325), (5, 29098995), (15, 9699665), (25, 5819799), (71, 2049225), (75, 1939933), (89, 1634775), (213, 683075), (267, 544925), (307, 473925), (355, 409845), (445, 326955), (921, 157975), (1065, 136615), (1335, 108985), (1535, 94785), (1775, 81969), (2225, 65391), (4605, 31595), (5325, 27323), (6319, 23025), (6675, 21797), (7675, 18957)]