91112840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25031}}^1$

素因数の和:25062

約数の個数: 64

約数和(自身を含む): 252322560

約数和(自身を除く): 161209720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 25031, 50062, 100124, 125155, 175217, 200248, 250310, 325403, 350434, 500620, 650806, 700868, 876085, 1001240, 1301612, 1401736, 1627015, 1752170, 2277821, 2603224, 3254030, 3504340, 4555642, 6508060, 7008680, 9111284, 11389105, 13016120, 18222568, 22778210, 45556420, 91112840]

約数ペア:

[(1, 91112840), (2, 45556420), (4, 22778210), (5, 18222568), (7, 13016120), (8, 11389105), (10, 9111284), (13, 7008680), (14, 6508060), (20, 4555642), (26, 3504340), (28, 3254030), (35, 2603224), (40, 2277821), (52, 1752170), (56, 1627015), (65, 1401736), (70, 1301612), (91, 1001240), (104, 876085), (130, 700868), (140, 650806), (182, 500620), (260, 350434), (280, 325403), (364, 250310), (455, 200248), (520, 175217), (728, 125155), (910, 100124), (1820, 50062), (3640, 25031)]