79627840

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 112

約数和(自身を含む): 204825600

約数和(自身を除く): 125197760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 349, 368, 460, 496, 620, 698, 713, 736, 920, 992, 1240, 1396, 1426, 1472, 1745, 1840, 1984, 2480, 2792, 2852, 3490, 3565, 3680, 4960, 5584, 5704, 6980, 7130, 7360, 8027, 9920, 10819, 11168, 11408, 13960, 14260, 16054, 21638, 22336, 22816, 27920, 28520, 32108, 40135, 43276, 45632, 54095, 55840, 57040, 64216, 80270, 86552, 108190, 111680, 114080, 128432, 160540, 173104, 216380, 228160, 248837, 256864, 321080, 346208, 432760, 497674, 513728, 642160, 692416, 865520, 995348, 1244185, 1284320, 1731040, 1990696, 2488370, 2568640, 3462080, 3981392, 4976740, 7962784, 9953480, 15925568, 19906960, 39813920, 79627840]

約数ペア:

[(1, 79627840), (2, 39813920), (4, 19906960), (5, 15925568), (8, 9953480), (10, 7962784), (16, 4976740), (20, 3981392), (23, 3462080), (31, 2568640), (32, 2488370), (40, 1990696), (46, 1731040), (62, 1284320), (64, 1244185), (80, 995348), (92, 865520), (115, 692416), (124, 642160), (155, 513728), (160, 497674), (184, 432760), (230, 346208), (248, 321080), (310, 256864), (320, 248837), (349, 228160), (368, 216380), (460, 173104), (496, 160540), (620, 128432), (698, 114080), (713, 111680), (736, 108190), (920, 86552), (992, 80270), (1240, 64216), (1396, 57040), (1426, 55840), (1472, 54095), (1745, 45632), (1840, 43276), (1984, 40135), (2480, 32108), (2792, 28520), (2852, 27920), (3490, 22816), (3565, 22336), (3680, 21638), (4960, 16054), (5584, 14260), (5704, 13960), (6980, 11408), (7130, 11168), (7360, 10819), (8027, 9920)]