91620280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{4157}}^1$

素因数の和:4216

約数の個数: 64

約数和(自身を含む): 224532000

約数和(自身を除く): 132911720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 2204, 2755, 4157, 4408, 5510, 8314, 11020, 16628, 20785, 22040, 33256, 41570, 78983, 83140, 120553, 157966, 166280, 241106, 315932, 394915, 482212, 602765, 631864, 789830, 964424, 1205530, 1579660, 2290507, 2411060, 3159320, 4581014, 4822120, 9162028, 11452535, 18324056, 22905070, 45810140, 91620280]

約数ペア:

[(1, 91620280), (2, 45810140), (4, 22905070), (5, 18324056), (8, 11452535), (10, 9162028), (19, 4822120), (20, 4581014), (29, 3159320), (38, 2411060), (40, 2290507), (58, 1579660), (76, 1205530), (95, 964424), (116, 789830), (145, 631864), (152, 602765), (190, 482212), (232, 394915), (290, 315932), (380, 241106), (551, 166280), (580, 157966), (760, 120553), (1102, 83140), (1160, 78983), (2204, 41570), (2755, 33256), (4157, 22040), (4408, 20785), (5510, 16628), (8314, 11020)]