72103520

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14537}}^1$

素因数の和:14583

約数の個数: 48

約数和(自身を含む): 175851648

約数和(自身を除く): 103748128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 14537, 29074, 58148, 72685, 116296, 145370, 232592, 290740, 450647, 465184, 581480, 901294, 1162960, 1802588, 2253235, 2325920, 3605176, 4506470, 7210352, 9012940, 14420704, 18025880, 36051760, 72103520]

約数ペア:

[(1, 72103520), (2, 36051760), (4, 18025880), (5, 14420704), (8, 9012940), (10, 7210352), (16, 4506470), (20, 3605176), (31, 2325920), (32, 2253235), (40, 1802588), (62, 1162960), (80, 901294), (124, 581480), (155, 465184), (160, 450647), (248, 290740), (310, 232592), (496, 145370), (620, 116296), (992, 72685), (1240, 58148), (2480, 29074), (4960, 14537)]