13212492640

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{43669}}^1$

素因数の和:43776

約数の個数: 96

約数和(自身を含む): 32750403840

約数和(自身を除く): 19537911200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 80, 122, 124, 155, 160, 244, 248, 305, 310, 488, 496, 610, 620, 976, 992, 1220, 1240, 1891, 1952, 2440, 2480, 3782, 4880, 4960, 7564, 9455, 9760, 15128, 18910, 30256, 37820, 43669, 60512, 75640, 87338, 151280, 174676, 218345, 302560, 349352, 436690, 698704, 873380, 1353739, 1397408, 1746760, 2663809, 2707478, 3493520, 5327618, 5414956, 6768695, 6987040, 10655236, 10829912, 13319045, 13537390, 21310472, 21659824, 26638090, 27074780, 42620944, 43319648, 53276180, 54149560, 82578079, 85241888, 106552360, 108299120, 165156158, 213104720, 216598240, 330312316, 412890395, 426209440, 660624632, 825780790, 1321249264, 1651561580, 2642498528, 3303123160, 6606246320, 13212492640]

約数ペア:

[(1, 13212492640), (2, 6606246320), (4, 3303123160), (5, 2642498528), (8, 1651561580), (10, 1321249264), (16, 825780790), (20, 660624632), (31, 426209440), (32, 412890395), (40, 330312316), (61, 216598240), (62, 213104720), (80, 165156158), (122, 108299120), (124, 106552360), (155, 85241888), (160, 82578079), (244, 54149560), (248, 53276180), (305, 43319648), (310, 42620944), (488, 27074780), (496, 26638090), (610, 21659824), (620, 21310472), (976, 13537390), (992, 13319045), (1220, 10829912), (1240, 10655236), (1891, 6987040), (1952, 6768695), (2440, 5414956), (2480, 5327618), (3782, 3493520), (4880, 2707478), (4960, 2663809), (7564, 1746760), (9455, 1397408), (9760, 1353739), (15128, 873380), (18910, 698704), (30256, 436690), (37820, 349352), (43669, 302560), (60512, 218345), (75640, 174676), (87338, 151280)]