199126640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3491}}^1$

素因数の和:3558

約数の個数: 80

約数和(自身を含む): 498825216

約数和(自身を除く): 299698576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 1240, 1426, 1840, 2480, 2852, 3491, 3565, 5704, 6982, 7130, 11408, 13964, 14260, 17455, 27928, 28520, 34910, 55856, 57040, 69820, 80293, 108221, 139640, 160586, 216442, 279280, 321172, 401465, 432884, 541105, 642344, 802930, 865768, 1082210, 1284688, 1605860, 1731536, 2164420, 2489083, 3211720, 4328840, 4978166, 6423440, 8657680, 9956332, 12445415, 19912664, 24890830, 39825328, 49781660, 99563320, 199126640]

約数ペア:

[(1, 199126640), (2, 99563320), (4, 49781660), (5, 39825328), (8, 24890830), (10, 19912664), (16, 12445415), (20, 9956332), (23, 8657680), (31, 6423440), (40, 4978166), (46, 4328840), (62, 3211720), (80, 2489083), (92, 2164420), (115, 1731536), (124, 1605860), (155, 1284688), (184, 1082210), (230, 865768), (248, 802930), (310, 642344), (368, 541105), (460, 432884), (496, 401465), (620, 321172), (713, 279280), (920, 216442), (1240, 160586), (1426, 139640), (1840, 108221), (2480, 80293), (2852, 69820), (3491, 57040), (3565, 55856), (5704, 34910), (6982, 28520), (7130, 27928), (11408, 17455), (13964, 14260)]