28051900

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9049}}^1$

素因数の和:9094

約数の個数: 36

約数和(自身を含む): 62843200

約数和(自身を除く): 34791300

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 9049, 18098, 36196, 45245, 90490, 180980, 226225, 280519, 452450, 561038, 904900, 1122076, 1402595, 2805190, 5610380, 7012975, 14025950, 28051900]

約数ペア:

[(1, 28051900), (2, 14025950), (4, 7012975), (5, 5610380), (10, 2805190), (20, 1402595), (25, 1122076), (31, 904900), (50, 561038), (62, 452450), (100, 280519), (124, 226225), (155, 180980), (310, 90490), (620, 45245), (775, 36196), (1550, 18098), (3100, 9049)]