1025644900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 2613582720

約数和(自身を除く): 1587937820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 101, 140, 163, 175, 178, 202, 326, 350, 356, 404, 445, 505, 623, 652, 700, 707, 815, 890, 1010, 1141, 1246, 1414, 1630, 1780, 2020, 2225, 2282, 2492, 2525, 2828, 3115, 3260, 3535, 4075, 4450, 4564, 5050, 5705, 6230, 7070, 8150, 8900, 8989, 10100, 11410, 12460, 14140, 14507, 15575, 16300, 16463, 17675, 17978, 22820, 28525, 29014, 31150, 32926, 35350, 35956, 44945, 57050, 58028, 62300, 62923, 65852, 70700, 72535, 82315, 89890, 101549, 114100, 115241, 125846, 145070, 164630, 179780, 203098, 224725, 230482, 251692, 290140, 314615, 329260, 362675, 406196, 411575, 449450, 460964, 507745, 576205, 629230, 725350, 823150, 898900, 1015490, 1152410, 1258460, 1450700, 1465207, 1573075, 1646300, 2030980, 2304820, 2538725, 2881025, 2930414, 3146150, 5077450, 5762050, 5860828, 6292300, 7326035, 10154900, 10256449, 11524100, 14652070, 20512898, 29304140, 36630175, 41025796, 51282245, 73260350, 102564490, 146520700, 205128980, 256411225, 512822450, 1025644900]

約数ペア:

[(1, 1025644900), (2, 512822450), (4, 256411225), (5, 205128980), (7, 146520700), (10, 102564490), (14, 73260350), (20, 51282245), (25, 41025796), (28, 36630175), (35, 29304140), (50, 20512898), (70, 14652070), (89, 11524100), (100, 10256449), (101, 10154900), (140, 7326035), (163, 6292300), (175, 5860828), (178, 5762050), (202, 5077450), (326, 3146150), (350, 2930414), (356, 2881025), (404, 2538725), (445, 2304820), (505, 2030980), (623, 1646300), (652, 1573075), (700, 1465207), (707, 1450700), (815, 1258460), (890, 1152410), (1010, 1015490), (1141, 898900), (1246, 823150), (1414, 725350), (1630, 629230), (1780, 576205), (2020, 507745), (2225, 460964), (2282, 449450), (2492, 411575), (2525, 406196), (2828, 362675), (3115, 329260), (3260, 314615), (3535, 290140), (4075, 251692), (4450, 230482), (4564, 224725), (5050, 203098), (5705, 179780), (6230, 164630), (7070, 145070), (8150, 125846), (8900, 115241), (8989, 114100), (10100, 101549), (11410, 89890), (12460, 82315), (14140, 72535), (14507, 70700), (15575, 65852), (16300, 62923), (16463, 62300), (17675, 58028), (17978, 57050), (22820, 44945), (28525, 35956), (29014, 35350), (31150, 32926)]