49511800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 125773200

約数和(自身を除く): 76261400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 137, 139, 200, 260, 274, 278, 325, 520, 548, 556, 650, 685, 695, 1096, 1112, 1300, 1370, 1390, 1781, 1807, 2600, 2740, 2780, 3425, 3475, 3562, 3614, 5480, 5560, 6850, 6950, 7124, 7228, 8905, 9035, 13700, 13900, 14248, 14456, 17810, 18070, 19043, 27400, 27800, 35620, 36140, 38086, 44525, 45175, 71240, 72280, 76172, 89050, 90350, 95215, 152344, 178100, 180700, 190430, 247559, 356200, 361400, 380860, 476075, 495118, 761720, 952150, 990236, 1237795, 1904300, 1980472, 2475590, 3808600, 4951180, 6188975, 9902360, 12377950, 24755900, 49511800]

約数ペア:

[(1, 49511800), (2, 24755900), (4, 12377950), (5, 9902360), (8, 6188975), (10, 4951180), (13, 3808600), (20, 2475590), (25, 1980472), (26, 1904300), (40, 1237795), (50, 990236), (52, 952150), (65, 761720), (100, 495118), (104, 476075), (130, 380860), (137, 361400), (139, 356200), (200, 247559), (260, 190430), (274, 180700), (278, 178100), (325, 152344), (520, 95215), (548, 90350), (556, 89050), (650, 76172), (685, 72280), (695, 71240), (1096, 45175), (1112, 44525), (1300, 38086), (1370, 36140), (1390, 35620), (1781, 27800), (1807, 27400), (2600, 19043), (2740, 18070), (2780, 17810), (3425, 14456), (3475, 14248), (3562, 13900), (3614, 13700), (5480, 9035), (5560, 8905), (6850, 7228), (6950, 7124)]