239980261250

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{14369}}^1$

素因数の和:14853

約数の個数: 80

約数和(自身を含む): 465439011840

約数和(自身を除く): 225458750590

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 125, 155, 250, 310, 431, 625, 775, 862, 1250, 1550, 2155, 3875, 4310, 7750, 10775, 13361, 14369, 19375, 21550, 26722, 28738, 38750, 53875, 66805, 71845, 107750, 133610, 143690, 269375, 334025, 359225, 445439, 538750, 668050, 718450, 890878, 1670125, 1796125, 2227195, 3340250, 3592250, 4454390, 6193039, 8350625, 8980625, 11135975, 12386078, 16701250, 17961250, 22271950, 30965195, 55679875, 61930390, 111359750, 154825975, 191984209, 278399375, 309651950, 383968418, 556798750, 774129875, 959921045, 1548259750, 1919842090, 3870649375, 4799605225, 7741298750, 9599210450, 23998026125, 47996052250, 119990130625, 239980261250]

約数ペア:

[(1, 239980261250), (2, 119990130625), (5, 47996052250), (10, 23998026125), (25, 9599210450), (31, 7741298750), (50, 4799605225), (62, 3870649375), (125, 1919842090), (155, 1548259750), (250, 959921045), (310, 774129875), (431, 556798750), (625, 383968418), (775, 309651950), (862, 278399375), (1250, 191984209), (1550, 154825975), (2155, 111359750), (3875, 61930390), (4310, 55679875), (7750, 30965195), (10775, 22271950), (13361, 17961250), (14369, 16701250), (19375, 12386078), (21550, 11135975), (26722, 8980625), (28738, 8350625), (38750, 6193039), (53875, 4454390), (66805, 3592250), (71845, 3340250), (107750, 2227195), (133610, 1796125), (143690, 1670125), (269375, 890878), (334025, 718450), (359225, 668050), (445439, 538750)]