56526640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1058

約数の個数: 80

約数和(自身を含む): 141705216

約数和(自身を除く): 85178576

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, 991, 1240, 1426, 1840, 1982, 2480, 2852, 3565, 3964, 4955, 5704, 7130, 7928, 9910, 11408, 14260, 15856, 19820, 22793, 28520, 30721, 39640, 45586, 57040, 61442, 79280, 91172, 113965, 122884, 153605, 182344, 227930, 245768, 307210, 364688, 455860, 491536, 614420, 706583, 911720, 1228840, 1413166, 1823440, 2457680, 2826332, 3532915, 5652664, 7065830, 11305328, 14131660, 28263320, 56526640]

約数ペア:

[(1, 56526640), (2, 28263320), (4, 14131660), (5, 11305328), (8, 7065830), (10, 5652664), (16, 3532915), (20, 2826332), (23, 2457680), (31, 1823440), (40, 1413166), (46, 1228840), (62, 911720), (80, 706583), (92, 614420), (115, 491536), (124, 455860), (155, 364688), (184, 307210), (230, 245768), (248, 227930), (310, 182344), (368, 153605), (460, 122884), (496, 113965), (620, 91172), (713, 79280), (920, 61442), (991, 57040), (1240, 45586), (1426, 39640), (1840, 30721), (1982, 28520), (2480, 22793), (2852, 19820), (3565, 15856), (3964, 14260), (4955, 11408), (5704, 9910), (7130, 7928)]