91249900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1$

素因数の和:2219

約数の個数: 72

約数和(自身を含む): 230117216

約数和(自身を除く): 138867316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 1220, 1525, 1708, 2135, 2137, 3050, 4270, 4274, 6100, 8540, 8548, 10675, 10685, 14959, 21350, 21370, 29918, 42700, 42740, 53425, 59836, 74795, 106850, 130357, 149590, 213700, 260714, 299180, 373975, 521428, 651785, 747950, 912499, 1303570, 1495900, 1824998, 2607140, 3258925, 3649996, 4562495, 6517850, 9124990, 13035700, 18249980, 22812475, 45624950, 91249900]

約数ペア:

[(1, 91249900), (2, 45624950), (4, 22812475), (5, 18249980), (7, 13035700), (10, 9124990), (14, 6517850), (20, 4562495), (25, 3649996), (28, 3258925), (35, 2607140), (50, 1824998), (61, 1495900), (70, 1303570), (100, 912499), (122, 747950), (140, 651785), (175, 521428), (244, 373975), (305, 299180), (350, 260714), (427, 213700), (610, 149590), (700, 130357), (854, 106850), (1220, 74795), (1525, 59836), (1708, 53425), (2135, 42740), (2137, 42700), (3050, 29918), (4270, 21370), (4274, 21350), (6100, 14959), (8540, 10685), (8548, 10675)]