252200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 637980

約数和(自身を除く): 385780

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 97, 100, 104, 130, 194, 200, 260, 325, 388, 485, 520, 650, 776, 970, 1261, 1300, 1940, 2425, 2522, 2600, 3880, 4850, 5044, 6305, 9700, 10088, 12610, 19400, 25220, 31525, 50440, 63050, 126100, 252200]

約数ペア:

[(1, 252200), (2, 126100), (4, 63050), (5, 50440), (8, 31525), (10, 25220), (13, 19400), (20, 12610), (25, 10088), (26, 9700), (40, 6305), (50, 5044), (52, 4850), (65, 3880), (97, 2600), (100, 2522), (104, 2425), (130, 1940), (194, 1300), (200, 1261), (260, 970), (325, 776), (388, 650), (485, 520)]