139190000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:508

約数の個数: 100

約数和(自身を含む): 348638400

約数和(自身を除く): 209448400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 449, 496, 500, 620, 625, 775, 898, 1000, 1240, 1250, 1550, 1796, 2000, 2245, 2480, 2500, 3100, 3592, 3875, 4490, 5000, 6200, 7184, 7750, 8980, 10000, 11225, 12400, 13919, 15500, 17960, 19375, 22450, 27838, 31000, 35920, 38750, 44900, 55676, 56125, 62000, 69595, 77500, 89800, 111352, 112250, 139190, 155000, 179600, 222704, 224500, 278380, 280625, 310000, 347975, 449000, 556760, 561250, 695950, 898000, 1113520, 1122500, 1391900, 1739875, 2245000, 2783800, 3479750, 4490000, 5567600, 6959500, 8699375, 13919000, 17398750, 27838000, 34797500, 69595000, 139190000]

約数ペア:

[(1, 139190000), (2, 69595000), (4, 34797500), (5, 27838000), (8, 17398750), (10, 13919000), (16, 8699375), (20, 6959500), (25, 5567600), (31, 4490000), (40, 3479750), (50, 2783800), (62, 2245000), (80, 1739875), (100, 1391900), (124, 1122500), (125, 1113520), (155, 898000), (200, 695950), (248, 561250), (250, 556760), (310, 449000), (400, 347975), (449, 310000), (496, 280625), (500, 278380), (620, 224500), (625, 222704), (775, 179600), (898, 155000), (1000, 139190), (1240, 112250), (1250, 111352), (1550, 89800), (1796, 77500), (2000, 69595), (2245, 62000), (2480, 56125), (2500, 55676), (3100, 44900), (3592, 38750), (3875, 35920), (4490, 31000), (5000, 27838), (6200, 22450), (7184, 19375), (7750, 17960), (8980, 15500), (10000, 13919), (11225, 12400)]