80625580

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:133

約数の個数: 120

約数和(自身を含む): 208932192

約数和(自身を除く): 128306612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 73, 92, 98, 115, 140, 146, 161, 196, 230, 245, 292, 322, 343, 365, 460, 490, 511, 644, 686, 730, 805, 980, 1022, 1127, 1372, 1460, 1610, 1679, 1715, 2044, 2254, 2401, 2555, 3220, 3358, 3430, 3577, 4508, 4802, 5110, 5635, 6716, 6860, 7154, 7889, 8395, 9604, 10220, 11270, 11753, 12005, 14308, 15778, 16790, 17885, 22540, 23506, 24010, 25039, 31556, 33580, 35770, 39445, 47012, 48020, 50078, 55223, 58765, 71540, 78890, 82271, 100156, 110446, 117530, 125195, 157780, 164542, 175273, 220892, 235060, 250390, 276115, 329084, 350546, 411355, 500780, 552230, 575897, 701092, 822710, 876365, 1104460, 1151794, 1645420, 1752730, 2303588, 2879485, 3505460, 4031279, 5758970, 8062558, 11517940, 16125116, 20156395, 40312790, 80625580]

約数ペア:

[(1, 80625580), (2, 40312790), (4, 20156395), (5, 16125116), (7, 11517940), (10, 8062558), (14, 5758970), (20, 4031279), (23, 3505460), (28, 2879485), (35, 2303588), (46, 1752730), (49, 1645420), (70, 1151794), (73, 1104460), (92, 876365), (98, 822710), (115, 701092), (140, 575897), (146, 552230), (161, 500780), (196, 411355), (230, 350546), (245, 329084), (292, 276115), (322, 250390), (343, 235060), (365, 220892), (460, 175273), (490, 164542), (511, 157780), (644, 125195), (686, 117530), (730, 110446), (805, 100156), (980, 82271), (1022, 78890), (1127, 71540), (1372, 58765), (1460, 55223), (1610, 50078), (1679, 48020), (1715, 47012), (2044, 39445), (2254, 35770), (2401, 33580), (2555, 31556), (3220, 25039), (3358, 24010), (3430, 23506), (3577, 22540), (4508, 17885), (4802, 16790), (5110, 15778), (5635, 14308), (6716, 12005), (6860, 11753), (7154, 11270), (7889, 10220), (8395, 9604)]