84178900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 108

約数和(自身を含む): 210150612

約数和(自身を除く): 125971712

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 169, 170, 221, 260, 293, 325, 338, 340, 425, 442, 586, 650, 676, 845, 850, 884, 1105, 1172, 1300, 1465, 1690, 1700, 2210, 2873, 2930, 3380, 3809, 4225, 4420, 4981, 5525, 5746, 5860, 7325, 7618, 8450, 9962, 11050, 11492, 14365, 14650, 15236, 16900, 19045, 19924, 22100, 24905, 28730, 29300, 38090, 49517, 49810, 57460, 64753, 71825, 76180, 95225, 99034, 99620, 124525, 129506, 143650, 190450, 198068, 247585, 249050, 259012, 287300, 323765, 380900, 495170, 498100, 647530, 841789, 990340, 1237925, 1295060, 1618825, 1683578, 2475850, 3237650, 3367156, 4208945, 4951700, 6475300, 8417890, 16835780, 21044725, 42089450, 84178900]

約数ペア:

[(1, 84178900), (2, 42089450), (4, 21044725), (5, 16835780), (10, 8417890), (13, 6475300), (17, 4951700), (20, 4208945), (25, 3367156), (26, 3237650), (34, 2475850), (50, 1683578), (52, 1618825), (65, 1295060), (68, 1237925), (85, 990340), (100, 841789), (130, 647530), (169, 498100), (170, 495170), (221, 380900), (260, 323765), (293, 287300), (325, 259012), (338, 249050), (340, 247585), (425, 198068), (442, 190450), (586, 143650), (650, 129506), (676, 124525), (845, 99620), (850, 99034), (884, 95225), (1105, 76180), (1172, 71825), (1300, 64753), (1465, 57460), (1690, 49810), (1700, 49517), (2210, 38090), (2873, 29300), (2930, 28730), (3380, 24905), (3809, 22100), (4225, 19924), (4420, 19045), (4981, 16900), (5525, 15236), (5746, 14650), (5860, 14365), (7325, 11492), (7618, 11050), (8450, 9962)]