3953077840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{20177}}^1$

素因数の和:20300

約数の個数: 80

約数和(自身を含む): 9607956480

約数和(自身を除く): 5654878640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 79, 80, 124, 155, 158, 248, 310, 316, 395, 496, 620, 632, 790, 1240, 1264, 1580, 2449, 2480, 3160, 4898, 6320, 9796, 12245, 19592, 20177, 24490, 39184, 40354, 48980, 80708, 97960, 100885, 161416, 195920, 201770, 322832, 403540, 625487, 807080, 1250974, 1593983, 1614160, 2501948, 3127435, 3187966, 5003896, 6254870, 6375932, 7969915, 10007792, 12509740, 12751864, 15939830, 25019480, 25503728, 31879660, 49413473, 50038960, 63759320, 98826946, 127518640, 197653892, 247067365, 395307784, 494134730, 790615568, 988269460, 1976538920, 3953077840]

約数ペア:

[(1, 3953077840), (2, 1976538920), (4, 988269460), (5, 790615568), (8, 494134730), (10, 395307784), (16, 247067365), (20, 197653892), (31, 127518640), (40, 98826946), (62, 63759320), (79, 50038960), (80, 49413473), (124, 31879660), (155, 25503728), (158, 25019480), (248, 15939830), (310, 12751864), (316, 12509740), (395, 10007792), (496, 7969915), (620, 6375932), (632, 6254870), (790, 5003896), (1240, 3187966), (1264, 3127435), (1580, 2501948), (2449, 1614160), (2480, 1593983), (3160, 1250974), (4898, 807080), (6320, 625487), (9796, 403540), (12245, 322832), (19592, 201770), (20177, 195920), (24490, 161416), (39184, 100885), (40354, 97960), (48980, 80708)]