1257769300

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{2207}}^1$

素因数の和:2401

約数の個数: 72

約数和(自身を含む): 2817319680

約数和(自身を除く): 1559550380

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 139, 164, 205, 278, 410, 556, 695, 820, 1025, 1390, 2050, 2207, 2780, 3475, 4100, 4414, 5699, 6950, 8828, 11035, 11398, 13900, 22070, 22796, 28495, 44140, 55175, 56990, 90487, 110350, 113980, 142475, 180974, 220700, 284950, 306773, 361948, 452435, 569900, 613546, 904870, 1227092, 1533865, 1809740, 2262175, 3067730, 4524350, 6135460, 7669325, 9048700, 12577693, 15338650, 25155386, 30677300, 50310772, 62888465, 125776930, 251553860, 314442325, 628884650, 1257769300]

約数ペア:

[(1, 1257769300), (2, 628884650), (4, 314442325), (5, 251553860), (10, 125776930), (20, 62888465), (25, 50310772), (41, 30677300), (50, 25155386), (82, 15338650), (100, 12577693), (139, 9048700), (164, 7669325), (205, 6135460), (278, 4524350), (410, 3067730), (556, 2262175), (695, 1809740), (820, 1533865), (1025, 1227092), (1390, 904870), (2050, 613546), (2207, 569900), (2780, 452435), (3475, 361948), (4100, 306773), (4414, 284950), (5699, 220700), (6950, 180974), (8828, 142475), (11035, 113980), (11398, 110350), (13900, 90487), (22070, 56990), (22796, 55175), (28495, 44140)]