79211080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 206841600

約数和(自身を除く): 127630520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 37, 40, 46, 52, 65, 74, 92, 104, 115, 130, 148, 179, 184, 185, 230, 260, 296, 299, 358, 370, 460, 481, 520, 598, 716, 740, 851, 895, 920, 962, 1196, 1432, 1480, 1495, 1702, 1790, 1924, 2327, 2392, 2405, 2990, 3404, 3580, 3848, 4117, 4255, 4654, 4810, 5980, 6623, 6808, 7160, 8234, 8510, 9308, 9620, 11063, 11635, 11960, 13246, 16468, 17020, 18616, 19240, 20585, 22126, 23270, 26492, 32936, 33115, 34040, 41170, 44252, 46540, 52984, 53521, 55315, 66230, 82340, 86099, 88504, 93080, 107042, 110630, 132460, 152329, 164680, 172198, 214084, 221260, 264920, 267605, 304658, 344396, 428168, 430495, 442520, 535210, 609316, 688792, 761645, 860990, 1070420, 1218632, 1523290, 1721980, 1980277, 2140840, 3046580, 3443960, 3960554, 6093160, 7921108, 9901385, 15842216, 19802770, 39605540, 79211080]

約数ペア:

[(1, 79211080), (2, 39605540), (4, 19802770), (5, 15842216), (8, 9901385), (10, 7921108), (13, 6093160), (20, 3960554), (23, 3443960), (26, 3046580), (37, 2140840), (40, 1980277), (46, 1721980), (52, 1523290), (65, 1218632), (74, 1070420), (92, 860990), (104, 761645), (115, 688792), (130, 609316), (148, 535210), (179, 442520), (184, 430495), (185, 428168), (230, 344396), (260, 304658), (296, 267605), (299, 264920), (358, 221260), (370, 214084), (460, 172198), (481, 164680), (520, 152329), (598, 132460), (716, 110630), (740, 107042), (851, 93080), (895, 88504), (920, 86099), (962, 82340), (1196, 66230), (1432, 55315), (1480, 53521), (1495, 52984), (1702, 46540), (1790, 44252), (1924, 41170), (2327, 34040), (2392, 33115), (2405, 32936), (2990, 26492), (3404, 23270), (3580, 22126), (3848, 20585), (4117, 19240), (4255, 18616), (4654, 17020), (4810, 16468), (5980, 13246), (6623, 11960), (6808, 11635), (7160, 11063), (8234, 9620), (8510, 9308)]