72846280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4519}}^1$

素因数の和:4574

約数の個数: 64

約数和(自身を含む): 182246400

約数和(自身を除く): 109400120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 4519, 8060, 9038, 16120, 18076, 22595, 36152, 45190, 58747, 90380, 117494, 140089, 180760, 234988, 280178, 293735, 469976, 560356, 587470, 700445, 1120712, 1174940, 1400890, 1821157, 2349880, 2801780, 3642314, 5603560, 7284628, 9105785, 14569256, 18211570, 36423140, 72846280]

約数ペア:

[(1, 72846280), (2, 36423140), (4, 18211570), (5, 14569256), (8, 9105785), (10, 7284628), (13, 5603560), (20, 3642314), (26, 2801780), (31, 2349880), (40, 1821157), (52, 1400890), (62, 1174940), (65, 1120712), (104, 700445), (124, 587470), (130, 560356), (155, 469976), (248, 293735), (260, 280178), (310, 234988), (403, 180760), (520, 140089), (620, 117494), (806, 90380), (1240, 58747), (1612, 45190), (2015, 36152), (3224, 22595), (4030, 18076), (4519, 16120), (8060, 9038)]