145005700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:422

約数の個数: 108

約数和(自身を含む): 370921572

約数和(自身を除く): 225915872

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 101, 140, 175, 196, 202, 245, 293, 350, 404, 490, 505, 586, 700, 707, 980, 1010, 1172, 1225, 1414, 1465, 2020, 2051, 2450, 2525, 2828, 2930, 3535, 4102, 4900, 4949, 5050, 5860, 7070, 7325, 8204, 9898, 10100, 10255, 14140, 14357, 14650, 17675, 19796, 20510, 24745, 28714, 29300, 29593, 35350, 41020, 49490, 51275, 57428, 59186, 70700, 71785, 98980, 102550, 118372, 123725, 143570, 147965, 205100, 207151, 247450, 287140, 295930, 358925, 414302, 494900, 591860, 717850, 739825, 828604, 1035755, 1435700, 1450057, 1479650, 2071510, 2900114, 2959300, 4143020, 5178775, 5800228, 7250285, 10357550, 14500570, 20715100, 29001140, 36251425, 72502850, 145005700]

約数ペア:

[(1, 145005700), (2, 72502850), (4, 36251425), (5, 29001140), (7, 20715100), (10, 14500570), (14, 10357550), (20, 7250285), (25, 5800228), (28, 5178775), (35, 4143020), (49, 2959300), (50, 2900114), (70, 2071510), (98, 1479650), (100, 1450057), (101, 1435700), (140, 1035755), (175, 828604), (196, 739825), (202, 717850), (245, 591860), (293, 494900), (350, 414302), (404, 358925), (490, 295930), (505, 287140), (586, 247450), (700, 207151), (707, 205100), (980, 147965), (1010, 143570), (1172, 123725), (1225, 118372), (1414, 102550), (1465, 98980), (2020, 71785), (2051, 70700), (2450, 59186), (2525, 57428), (2828, 51275), (2930, 49490), (3535, 41020), (4102, 35350), (4900, 29593), (4949, 29300), (5050, 28714), (5860, 24745), (7070, 20510), (7325, 19796), (8204, 17675), (9898, 14650), (10100, 14357), (10255, 14140)]