20255038300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{2339}}^1$

素因数の和:2588

約数の個数: 144

約数和(自身を含む): 51184224000

約数和(自身を除く): 30929185700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 89, 100, 139, 140, 175, 178, 278, 350, 356, 445, 556, 623, 695, 700, 890, 973, 1246, 1390, 1780, 1946, 2225, 2339, 2492, 2780, 3115, 3475, 3892, 4450, 4678, 4865, 6230, 6950, 8900, 9356, 9730, 11695, 12371, 12460, 13900, 15575, 16373, 19460, 23390, 24325, 24742, 31150, 32746, 46780, 48650, 49484, 58475, 61855, 62300, 65492, 81865, 86597, 97300, 116950, 123710, 163730, 173194, 208171, 233900, 247420, 309275, 325121, 327460, 346388, 409325, 416342, 432985, 618550, 650242, 818650, 832684, 865970, 1040855, 1237100, 1300484, 1457197, 1625605, 1637300, 1731940, 2081710, 2164925, 2275847, 2914394, 3251210, 4163420, 4329850, 4551694, 5204275, 5828788, 6502420, 7285985, 8128025, 8659700, 9103388, 10408550, 11379235, 14571970, 16256050, 20817100, 22758470, 28935769, 29143940, 32512100, 36429925, 45516940, 56896175, 57871538, 72859850, 113792350, 115743076, 144678845, 145719700, 202550383, 227584700, 289357690, 405100766, 578715380, 723394225, 810201532, 1012751915, 1446788450, 2025503830, 2893576900, 4051007660, 5063759575, 10127519150, 20255038300]

約数ペア:

[(1, 20255038300), (2, 10127519150), (4, 5063759575), (5, 4051007660), (7, 2893576900), (10, 2025503830), (14, 1446788450), (20, 1012751915), (25, 810201532), (28, 723394225), (35, 578715380), (50, 405100766), (70, 289357690), (89, 227584700), (100, 202550383), (139, 145719700), (140, 144678845), (175, 115743076), (178, 113792350), (278, 72859850), (350, 57871538), (356, 56896175), (445, 45516940), (556, 36429925), (623, 32512100), (695, 29143940), (700, 28935769), (890, 22758470), (973, 20817100), (1246, 16256050), (1390, 14571970), (1780, 11379235), (1946, 10408550), (2225, 9103388), (2339, 8659700), (2492, 8128025), (2780, 7285985), (3115, 6502420), (3475, 5828788), (3892, 5204275), (4450, 4551694), (4678, 4329850), (4865, 4163420), (6230, 3251210), (6950, 2914394), (8900, 2275847), (9356, 2164925), (9730, 2081710), (11695, 1731940), (12371, 1637300), (12460, 1625605), (13900, 1457197), (15575, 1300484), (16373, 1237100), (19460, 1040855), (23390, 865970), (24325, 832684), (24742, 818650), (31150, 650242), (32746, 618550), (46780, 432985), (48650, 416342), (49484, 409325), (58475, 346388), (61855, 327460), (62300, 325121), (65492, 309275), (81865, 247420), (86597, 233900), (97300, 208171), (116950, 173194), (123710, 163730)]