65915920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3848

約数の個数: 80

約数和(自身を含む): 180845568

約数和(自身を除く): 114929648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 3797, 4340, 7594, 8680, 15188, 17360, 18985, 26579, 30376, 37970, 53158, 60752, 75940, 106316, 117707, 132895, 151880, 212632, 235414, 265790, 303760, 425264, 470828, 531580, 588535, 823949, 941656, 1063160, 1177070, 1647898, 1883312, 2126320, 2354140, 3295796, 4119745, 4708280, 6591592, 8239490, 9416560, 13183184, 16478980, 32957960, 65915920]

約数ペア:

[(1, 65915920), (2, 32957960), (4, 16478980), (5, 13183184), (7, 9416560), (8, 8239490), (10, 6591592), (14, 4708280), (16, 4119745), (20, 3295796), (28, 2354140), (31, 2126320), (35, 1883312), (40, 1647898), (56, 1177070), (62, 1063160), (70, 941656), (80, 823949), (112, 588535), (124, 531580), (140, 470828), (155, 425264), (217, 303760), (248, 265790), (280, 235414), (310, 212632), (434, 151880), (496, 132895), (560, 117707), (620, 106316), (868, 75940), (1085, 60752), (1240, 53158), (1736, 37970), (2170, 30376), (2480, 26579), (3472, 18985), (3797, 17360), (4340, 15188), (7594, 8680)]