260625680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15013}}^1$

素因数の和:15064

約数の個数: 80

約数和(自身を含む): 714906624

約数和(自身を除く): 454280944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 15013, 17360, 30026, 60052, 75065, 105091, 120104, 150130, 210182, 240208, 300260, 420364, 465403, 525455, 600520, 840728, 930806, 1050910, 1201040, 1681456, 1861612, 2101820, 2327015, 3257821, 3723224, 4203640, 4654030, 6515642, 7446448, 8407280, 9308060, 13031284, 16289105, 18616120, 26062568, 32578210, 37232240, 52125136, 65156420, 130312840, 260625680]

約数ペア:

[(1, 260625680), (2, 130312840), (4, 65156420), (5, 52125136), (7, 37232240), (8, 32578210), (10, 26062568), (14, 18616120), (16, 16289105), (20, 13031284), (28, 9308060), (31, 8407280), (35, 7446448), (40, 6515642), (56, 4654030), (62, 4203640), (70, 3723224), (80, 3257821), (112, 2327015), (124, 2101820), (140, 1861612), (155, 1681456), (217, 1201040), (248, 1050910), (280, 930806), (310, 840728), (434, 600520), (496, 525455), (560, 465403), (620, 420364), (868, 300260), (1085, 240208), (1240, 210182), (1736, 150130), (2170, 120104), (2480, 105091), (3472, 75065), (4340, 60052), (8680, 30026), (15013, 17360)]