39211280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 95660544

約数和(自身を除く): 56449264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 163, 194, 248, 310, 326, 388, 485, 496, 620, 652, 776, 815, 970, 1240, 1304, 1552, 1630, 1940, 2480, 2608, 3007, 3260, 3880, 5053, 6014, 6520, 7760, 10106, 12028, 13040, 15035, 15811, 20212, 24056, 25265, 30070, 31622, 40424, 48112, 50530, 60140, 63244, 79055, 80848, 101060, 120280, 126488, 158110, 202120, 240560, 252976, 316220, 404240, 490141, 632440, 980282, 1264880, 1960564, 2450705, 3921128, 4901410, 7842256, 9802820, 19605640, 39211280]

約数ペア:

[(1, 39211280), (2, 19605640), (4, 9802820), (5, 7842256), (8, 4901410), (10, 3921128), (16, 2450705), (20, 1960564), (31, 1264880), (40, 980282), (62, 632440), (80, 490141), (97, 404240), (124, 316220), (155, 252976), (163, 240560), (194, 202120), (248, 158110), (310, 126488), (326, 120280), (388, 101060), (485, 80848), (496, 79055), (620, 63244), (652, 60140), (776, 50530), (815, 48112), (970, 40424), (1240, 31622), (1304, 30070), (1552, 25265), (1630, 24056), (1940, 20212), (2480, 15811), (2608, 15035), (3007, 13040), (3260, 12028), (3880, 10106), (5053, 7760), (6014, 6520)]