20057919700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{44983}}^1$

素因数の和:45031

約数の個数: 144

約数和(自身を含む): 54664556800

約数和(自身を除く): 34606637100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 49, 50, 52, 65, 70, 91, 98, 100, 130, 140, 175, 182, 196, 245, 260, 325, 343, 350, 364, 455, 490, 637, 650, 686, 700, 910, 980, 1225, 1274, 1300, 1372, 1715, 1820, 2275, 2450, 2548, 3185, 3430, 4459, 4550, 4900, 6370, 6860, 8575, 8918, 9100, 12740, 15925, 17150, 17836, 22295, 31850, 34300, 44590, 44983, 63700, 89180, 89966, 111475, 179932, 222950, 224915, 314881, 445900, 449830, 584779, 629762, 899660, 1124575, 1169558, 1259524, 1574405, 2204167, 2249150, 2339116, 2923895, 3148810, 4093453, 4408334, 4498300, 5847790, 6297620, 7872025, 8186906, 8816668, 11020835, 11695580, 14619475, 15429169, 15744050, 16373812, 20467265, 22041670, 28654171, 29238950, 30858338, 31488100, 40934530, 44083340, 55104175, 57308342, 58477900, 61716676, 77145845, 81869060, 102336325, 110208350, 114616684, 143270855, 154291690, 200579197, 204672650, 220416700, 286541710, 308583380, 385729225, 401158394, 409345300, 573083420, 716354275, 771458450, 802316788, 1002895985, 1432708550, 1542916900, 2005791970, 2865417100, 4011583940, 5014479925, 10028959850, 20057919700]

約数ペア:

[(1, 20057919700), (2, 10028959850), (4, 5014479925), (5, 4011583940), (7, 2865417100), (10, 2005791970), (13, 1542916900), (14, 1432708550), (20, 1002895985), (25, 802316788), (26, 771458450), (28, 716354275), (35, 573083420), (49, 409345300), (50, 401158394), (52, 385729225), (65, 308583380), (70, 286541710), (91, 220416700), (98, 204672650), (100, 200579197), (130, 154291690), (140, 143270855), (175, 114616684), (182, 110208350), (196, 102336325), (245, 81869060), (260, 77145845), (325, 61716676), (343, 58477900), (350, 57308342), (364, 55104175), (455, 44083340), (490, 40934530), (637, 31488100), (650, 30858338), (686, 29238950), (700, 28654171), (910, 22041670), (980, 20467265), (1225, 16373812), (1274, 15744050), (1300, 15429169), (1372, 14619475), (1715, 11695580), (1820, 11020835), (2275, 8816668), (2450, 8186906), (2548, 7872025), (3185, 6297620), (3430, 5847790), (4459, 4498300), (4550, 4408334), (4900, 4093453), (6370, 3148810), (6860, 2923895), (8575, 2339116), (8918, 2249150), (9100, 2204167), (12740, 1574405), (15925, 1259524), (17150, 1169558), (17836, 1124575), (22295, 899660), (31850, 629762), (34300, 584779), (44590, 449830), (44983, 445900), (63700, 314881), (89180, 224915), (89966, 222950), (111475, 179932)]