199362280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2539}}^1$

素因数の和:2714

約数の個数: 64

約数和(自身を含む): 486460800

約数和(自身を除く): 287098520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 151, 260, 302, 520, 604, 755, 1208, 1510, 1963, 2539, 3020, 3926, 5078, 6040, 7852, 9815, 10156, 12695, 15704, 19630, 20312, 25390, 33007, 39260, 50780, 66014, 78520, 101560, 132028, 165035, 264056, 330070, 383389, 660140, 766778, 1320280, 1533556, 1916945, 3067112, 3833890, 4984057, 7667780, 9968114, 15335560, 19936228, 24920285, 39872456, 49840570, 99681140, 199362280]

約数ペア:

[(1, 199362280), (2, 99681140), (4, 49840570), (5, 39872456), (8, 24920285), (10, 19936228), (13, 15335560), (20, 9968114), (26, 7667780), (40, 4984057), (52, 3833890), (65, 3067112), (104, 1916945), (130, 1533556), (151, 1320280), (260, 766778), (302, 660140), (520, 383389), (604, 330070), (755, 264056), (1208, 165035), (1510, 132028), (1963, 101560), (2539, 78520), (3020, 66014), (3926, 50780), (5078, 39260), (6040, 33007), (7852, 25390), (9815, 20312), (10156, 19630), (12695, 15704)]