91637840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 120

約数和(自身を含む): 251437032

約数和(自身を除く): 159799192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 97, 98, 112, 140, 194, 196, 241, 245, 280, 388, 392, 482, 485, 490, 560, 679, 776, 784, 964, 970, 980, 1205, 1358, 1552, 1687, 1928, 1940, 1960, 2410, 2716, 3374, 3395, 3856, 3880, 3920, 4753, 4820, 5432, 6748, 6790, 7760, 8435, 9506, 9640, 10864, 11809, 13496, 13580, 16870, 19012, 19280, 23377, 23618, 23765, 26992, 27160, 33740, 38024, 46754, 47236, 47530, 54320, 59045, 67480, 76048, 93508, 94472, 95060, 116885, 118090, 134960, 163639, 187016, 188944, 190120, 233770, 236180, 327278, 374032, 380240, 467540, 472360, 654556, 818195, 935080, 944720, 1145473, 1309112, 1636390, 1870160, 2290946, 2618224, 3272780, 4581892, 5727365, 6545560, 9163784, 11454730, 13091120, 18327568, 22909460, 45818920, 91637840]

約数ペア:

[(1, 91637840), (2, 45818920), (4, 22909460), (5, 18327568), (7, 13091120), (8, 11454730), (10, 9163784), (14, 6545560), (16, 5727365), (20, 4581892), (28, 3272780), (35, 2618224), (40, 2290946), (49, 1870160), (56, 1636390), (70, 1309112), (80, 1145473), (97, 944720), (98, 935080), (112, 818195), (140, 654556), (194, 472360), (196, 467540), (241, 380240), (245, 374032), (280, 327278), (388, 236180), (392, 233770), (482, 190120), (485, 188944), (490, 187016), (560, 163639), (679, 134960), (776, 118090), (784, 116885), (964, 95060), (970, 94472), (980, 93508), (1205, 76048), (1358, 67480), (1552, 59045), (1687, 54320), (1928, 47530), (1940, 47236), (1960, 46754), (2410, 38024), (2716, 33740), (3374, 27160), (3395, 26992), (3856, 23765), (3880, 23618), (3920, 23377), (4753, 19280), (4820, 19012), (5432, 16870), (6748, 13580), (6790, 13496), (7760, 11809), (8435, 10864), (9506, 9640)]