624458900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11171}}^1$

素因数の和:11241

約数の個数: 72

約数和(自身を含む): 1493383584

約数和(自身を除く): 868924684

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 860, 1075, 1118, 1300, 2150, 2236, 2795, 4300, 5590, 11171, 11180, 13975, 22342, 27950, 44684, 55855, 55900, 111710, 145223, 223420, 279275, 290446, 480353, 558550, 580892, 726115, 960706, 1117100, 1452230, 1921412, 2401765, 2904460, 3630575, 4803530, 6244589, 7261150, 9607060, 12008825, 12489178, 14522300, 24017650, 24978356, 31222945, 48035300, 62445890, 124891780, 156114725, 312229450, 624458900]

約数ペア:

[(1, 624458900), (2, 312229450), (4, 156114725), (5, 124891780), (10, 62445890), (13, 48035300), (20, 31222945), (25, 24978356), (26, 24017650), (43, 14522300), (50, 12489178), (52, 12008825), (65, 9607060), (86, 7261150), (100, 6244589), (130, 4803530), (172, 3630575), (215, 2904460), (260, 2401765), (325, 1921412), (430, 1452230), (559, 1117100), (650, 960706), (860, 726115), (1075, 580892), (1118, 558550), (1300, 480353), (2150, 290446), (2236, 279275), (2795, 223420), (4300, 145223), (5590, 111710), (11171, 55900), (11180, 55855), (13975, 44684), (22342, 27950)]