511584320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3967}}^1$

素因数の和:4028

約数の個数: 112

約数和(自身を含む): 1354579968

約数和(自身を除く): 842995648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2080, 2480, 3224, 3967, 4030, 4160, 4960, 6448, 7934, 8060, 9920, 12896, 15868, 16120, 19835, 25792, 31736, 32240, 39670, 51571, 63472, 64480, 79340, 103142, 122977, 126944, 128960, 158680, 206284, 245954, 253888, 257855, 317360, 412568, 491908, 515710, 614885, 634720, 825136, 983816, 1031420, 1229770, 1269440, 1598701, 1650272, 1967632, 2062840, 2459540, 3197402, 3300544, 3935264, 4125680, 4919080, 6394804, 7870528, 7993505, 8251360, 9838160, 12789608, 15987010, 16502720, 19676320, 25579216, 31974020, 39352640, 51158432, 63948040, 102316864, 127896080, 255792160, 511584320]

約数ペア:

[(1, 511584320), (2, 255792160), (4, 127896080), (5, 102316864), (8, 63948040), (10, 51158432), (13, 39352640), (16, 31974020), (20, 25579216), (26, 19676320), (31, 16502720), (32, 15987010), (40, 12789608), (52, 9838160), (62, 8251360), (64, 7993505), (65, 7870528), (80, 6394804), (104, 4919080), (124, 4125680), (130, 3935264), (155, 3300544), (160, 3197402), (208, 2459540), (248, 2062840), (260, 1967632), (310, 1650272), (320, 1598701), (403, 1269440), (416, 1229770), (496, 1031420), (520, 983816), (620, 825136), (806, 634720), (832, 614885), (992, 515710), (1040, 491908), (1240, 412568), (1612, 317360), (1984, 257855), (2015, 253888), (2080, 245954), (2480, 206284), (3224, 158680), (3967, 128960), (4030, 126944), (4160, 122977), (4960, 103142), (6448, 79340), (7934, 64480), (8060, 63472), (9920, 51571), (12896, 39670), (15868, 32240), (16120, 31736), (19835, 25792)]