245411500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 563576832

約数和(自身を除く): 318165332

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 71, 100, 124, 125, 142, 155, 223, 250, 284, 310, 355, 446, 500, 620, 710, 775, 892, 1115, 1420, 1550, 1775, 2201, 2230, 3100, 3550, 3875, 4402, 4460, 5575, 6913, 7100, 7750, 8804, 8875, 11005, 11150, 13826, 15500, 15833, 17750, 22010, 22300, 27652, 27875, 31666, 34565, 35500, 44020, 55025, 55750, 63332, 69130, 79165, 110050, 111500, 138260, 158330, 172825, 220100, 275125, 316660, 345650, 395825, 490823, 550250, 691300, 791650, 864125, 981646, 1100500, 1583300, 1728250, 1963292, 1979125, 2454115, 3456500, 3958250, 4908230, 7916500, 9816460, 12270575, 24541150, 49082300, 61352875, 122705750, 245411500]

約数ペア:

[(1, 245411500), (2, 122705750), (4, 61352875), (5, 49082300), (10, 24541150), (20, 12270575), (25, 9816460), (31, 7916500), (50, 4908230), (62, 3958250), (71, 3456500), (100, 2454115), (124, 1979125), (125, 1963292), (142, 1728250), (155, 1583300), (223, 1100500), (250, 981646), (284, 864125), (310, 791650), (355, 691300), (446, 550250), (500, 490823), (620, 395825), (710, 345650), (775, 316660), (892, 275125), (1115, 220100), (1420, 172825), (1550, 158330), (1775, 138260), (2201, 111500), (2230, 110050), (3100, 79165), (3550, 69130), (3875, 63332), (4402, 55750), (4460, 55025), (5575, 44020), (6913, 35500), (7100, 34565), (7750, 31666), (8804, 27875), (8875, 27652), (11005, 22300), (11150, 22010), (13826, 17750), (15500, 15833)]