72587120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29269}}^1$

素因数の和:29313

約数の個数: 40

約数和(自身を含む): 174215040

約数和(自身を除く): 101627920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 29269, 58538, 117076, 146345, 234152, 292690, 468304, 585380, 907339, 1170760, 1814678, 2341520, 3629356, 4536695, 7258712, 9073390, 14517424, 18146780, 36293560, 72587120]

約数ペア:

[(1, 72587120), (2, 36293560), (4, 18146780), (5, 14517424), (8, 9073390), (10, 7258712), (16, 4536695), (20, 3629356), (31, 2341520), (40, 1814678), (62, 1170760), (80, 907339), (124, 585380), (155, 468304), (248, 292690), (310, 234152), (496, 146345), (620, 117076), (1240, 58538), (2480, 29269)]