38637040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 97993728

約数和(自身を除く): 59356688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 383, 388, 485, 520, 766, 776, 970, 1040, 1261, 1532, 1552, 1915, 1940, 2522, 3064, 3830, 3880, 4979, 5044, 6128, 6305, 7660, 7760, 9958, 10088, 12610, 15320, 19916, 20176, 24895, 25220, 30640, 37151, 39832, 49790, 50440, 74302, 79664, 99580, 100880, 148604, 185755, 199160, 297208, 371510, 398320, 482963, 594416, 743020, 965926, 1486040, 1931852, 2414815, 2972080, 3863704, 4829630, 7727408, 9659260, 19318520, 38637040]

約数ペア:

[(1, 38637040), (2, 19318520), (4, 9659260), (5, 7727408), (8, 4829630), (10, 3863704), (13, 2972080), (16, 2414815), (20, 1931852), (26, 1486040), (40, 965926), (52, 743020), (65, 594416), (80, 482963), (97, 398320), (104, 371510), (130, 297208), (194, 199160), (208, 185755), (260, 148604), (383, 100880), (388, 99580), (485, 79664), (520, 74302), (766, 50440), (776, 49790), (970, 39832), (1040, 37151), (1261, 30640), (1532, 25220), (1552, 24895), (1915, 20176), (1940, 19916), (2522, 15320), (3064, 12610), (3830, 10088), (3880, 9958), (4979, 7760), (5044, 7660), (6128, 6305)]