78422560

素因数分解:

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

素因数の和:306

約数の個数: 96

約数和(自身を含む): 194406912

約数和(自身を除く): 115984352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 97, 124, 155, 160, 163, 194, 248, 310, 326, 388, 485, 496, 620, 652, 776, 815, 970, 992, 1240, 1304, 1552, 1630, 1940, 2480, 2608, 3007, 3104, 3260, 3880, 4960, 5053, 5216, 6014, 6520, 7760, 10106, 12028, 13040, 15035, 15520, 15811, 20212, 24056, 25265, 26080, 30070, 31622, 40424, 48112, 50530, 60140, 63244, 79055, 80848, 96224, 101060, 120280, 126488, 158110, 161696, 202120, 240560, 252976, 316220, 404240, 481120, 490141, 505952, 632440, 808480, 980282, 1264880, 1960564, 2450705, 2529760, 3921128, 4901410, 7842256, 9802820, 15684512, 19605640, 39211280, 78422560]

約数ペア:

[(1, 78422560), (2, 39211280), (4, 19605640), (5, 15684512), (8, 9802820), (10, 7842256), (16, 4901410), (20, 3921128), (31, 2529760), (32, 2450705), (40, 1960564), (62, 1264880), (80, 980282), (97, 808480), (124, 632440), (155, 505952), (160, 490141), (163, 481120), (194, 404240), (248, 316220), (310, 252976), (326, 240560), (388, 202120), (485, 161696), (496, 158110), (620, 126488), (652, 120280), (776, 101060), (815, 96224), (970, 80848), (992, 79055), (1240, 63244), (1304, 60140), (1552, 50530), (1630, 48112), (1940, 40424), (2480, 31622), (2608, 30070), (3007, 26080), (3104, 25265), (3260, 24056), (3880, 20212), (4960, 15811), (5053, 15520), (5216, 15035), (6014, 13040), (6520, 12028), (7760, 10106)]