72603975

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 123876000

約数和(自身を除く): 51272025

約数列:

[1, 3, 5, 15, 25, 73, 75, 89, 149, 219, 267, 365, 445, 447, 745, 1095, 1335, 1825, 2225, 2235, 3725, 5475, 6497, 6675, 10877, 11175, 13261, 19491, 32485, 32631, 39783, 54385, 66305, 97455, 162425, 163155, 198915, 271925, 331525, 487275, 815775, 968053, 994575, 2904159, 4840265, 14520795, 24201325, 72603975]

約数ペア:

[(1, 72603975), (3, 24201325), (5, 14520795), (15, 4840265), (25, 2904159), (73, 994575), (75, 968053), (89, 815775), (149, 487275), (219, 331525), (267, 271925), (365, 198915), (445, 163155), (447, 162425), (745, 97455), (1095, 66305), (1335, 54385), (1825, 39783), (2225, 32631), (2235, 32485), (3725, 19491), (5475, 13261), (6497, 11175), (6675, 10877)]