7439900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 17863440

約数和(自身を除く): 10423540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 97, 100, 118, 130, 194, 236, 260, 295, 325, 388, 485, 590, 650, 767, 970, 1180, 1261, 1300, 1475, 1534, 1940, 2425, 2522, 2950, 3068, 3835, 4850, 5044, 5723, 5900, 6305, 7670, 9700, 11446, 12610, 15340, 19175, 22892, 25220, 28615, 31525, 38350, 57230, 63050, 74399, 76700, 114460, 126100, 143075, 148798, 286150, 297596, 371995, 572300, 743990, 1487980, 1859975, 3719950, 7439900]

約数ペア:

[(1, 7439900), (2, 3719950), (4, 1859975), (5, 1487980), (10, 743990), (13, 572300), (20, 371995), (25, 297596), (26, 286150), (50, 148798), (52, 143075), (59, 126100), (65, 114460), (97, 76700), (100, 74399), (118, 63050), (130, 57230), (194, 38350), (236, 31525), (260, 28615), (295, 25220), (325, 22892), (388, 19175), (485, 15340), (590, 12610), (650, 11446), (767, 9700), (970, 7670), (1180, 6305), (1261, 5900), (1300, 5723), (1475, 5044), (1534, 4850), (1940, 3835), (2425, 3068), (2522, 2950)]