80985060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:734

約数の個数: 144

約数和(自身を含む): 269955504

約数和(自身を除く): 188970444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 53, 60, 65, 78, 90, 106, 117, 130, 156, 159, 180, 195, 212, 234, 260, 265, 318, 390, 468, 477, 530, 585, 636, 653, 689, 780, 795, 954, 1060, 1170, 1306, 1378, 1590, 1908, 1959, 2067, 2340, 2385, 2612, 2756, 3180, 3265, 3445, 3918, 4134, 4770, 5877, 6201, 6530, 6890, 7836, 8268, 8489, 9540, 9795, 10335, 11754, 12402, 13060, 13780, 16978, 19590, 20670, 23508, 24804, 25467, 29385, 31005, 33956, 34609, 39180, 41340, 42445, 50934, 58770, 62010, 69218, 76401, 84890, 101868, 103827, 117540, 124020, 127335, 138436, 152802, 169780, 173045, 207654, 254670, 305604, 311481, 346090, 382005, 415308, 449917, 509340, 519135, 622962, 692180, 764010, 899834, 1038270, 1245924, 1349751, 1528020, 1557405, 1799668, 2076540, 2249585, 2699502, 3114810, 4049253, 4499170, 5399004, 6229620, 6748755, 8098506, 8998340, 13497510, 16197012, 20246265, 26995020, 40492530, 80985060]

約数ペア:

[(1, 80985060), (2, 40492530), (3, 26995020), (4, 20246265), (5, 16197012), (6, 13497510), (9, 8998340), (10, 8098506), (12, 6748755), (13, 6229620), (15, 5399004), (18, 4499170), (20, 4049253), (26, 3114810), (30, 2699502), (36, 2249585), (39, 2076540), (45, 1799668), (52, 1557405), (53, 1528020), (60, 1349751), (65, 1245924), (78, 1038270), (90, 899834), (106, 764010), (117, 692180), (130, 622962), (156, 519135), (159, 509340), (180, 449917), (195, 415308), (212, 382005), (234, 346090), (260, 311481), (265, 305604), (318, 254670), (390, 207654), (468, 173045), (477, 169780), (530, 152802), (585, 138436), (636, 127335), (653, 124020), (689, 117540), (780, 103827), (795, 101868), (954, 84890), (1060, 76401), (1170, 69218), (1306, 62010), (1378, 58770), (1590, 50934), (1908, 42445), (1959, 41340), (2067, 39180), (2340, 34609), (2385, 33956), (2612, 31005), (2756, 29385), (3180, 25467), (3265, 24804), (3445, 23508), (3918, 20670), (4134, 19590), (4770, 16978), (5877, 13780), (6201, 13060), (6530, 12402), (6890, 11754), (7836, 10335), (8268, 9795), (8489, 9540)]