29725900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 68440064

約数和(自身を除く): 38714164

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 43, 50, 62, 86, 100, 124, 155, 172, 215, 223, 310, 430, 446, 620, 775, 860, 892, 1075, 1115, 1333, 1550, 2150, 2230, 2666, 3100, 4300, 4460, 5332, 5575, 6665, 6913, 9589, 11150, 13330, 13826, 19178, 22300, 26660, 27652, 33325, 34565, 38356, 47945, 66650, 69130, 95890, 133300, 138260, 172825, 191780, 239725, 297259, 345650, 479450, 594518, 691300, 958900, 1189036, 1486295, 2972590, 5945180, 7431475, 14862950, 29725900]

約数ペア:

[(1, 29725900), (2, 14862950), (4, 7431475), (5, 5945180), (10, 2972590), (20, 1486295), (25, 1189036), (31, 958900), (43, 691300), (50, 594518), (62, 479450), (86, 345650), (100, 297259), (124, 239725), (155, 191780), (172, 172825), (215, 138260), (223, 133300), (310, 95890), (430, 69130), (446, 66650), (620, 47945), (775, 38356), (860, 34565), (892, 33325), (1075, 27652), (1115, 26660), (1333, 22300), (1550, 19178), (2150, 13826), (2230, 13330), (2666, 11150), (3100, 9589), (4300, 6913), (4460, 6665), (5332, 5575)]