86491980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5399}}^1$

素因数の和:5503

約数の個数: 72

約数和(自身を含む): 265356000

約数和(自身を除く): 178864020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 5399, 8010, 10798, 16020, 16197, 21596, 26995, 32394, 48591, 53990, 64788, 80985, 97182, 107980, 161970, 194364, 242955, 323940, 480511, 485910, 961022, 971820, 1441533, 1922044, 2402555, 2883066, 4324599, 4805110, 5766132, 7207665, 8649198, 9610220, 14415330, 17298396, 21622995, 28830660, 43245990, 86491980]

約数ペア:

[(1, 86491980), (2, 43245990), (3, 28830660), (4, 21622995), (5, 17298396), (6, 14415330), (9, 9610220), (10, 8649198), (12, 7207665), (15, 5766132), (18, 4805110), (20, 4324599), (30, 2883066), (36, 2402555), (45, 1922044), (60, 1441533), (89, 971820), (90, 961022), (178, 485910), (180, 480511), (267, 323940), (356, 242955), (445, 194364), (534, 161970), (801, 107980), (890, 97182), (1068, 80985), (1335, 64788), (1602, 53990), (1780, 48591), (2670, 32394), (3204, 26995), (4005, 21596), (5340, 16197), (5399, 16020), (8010, 10798)]