28349750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 63719136

約数和(自身を除く): 35369386

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 61, 65, 110, 122, 125, 130, 143, 169, 250, 275, 286, 305, 325, 338, 550, 610, 650, 671, 715, 793, 845, 1342, 1375, 1430, 1525, 1586, 1625, 1690, 1859, 2750, 3050, 3250, 3355, 3575, 3718, 3965, 4225, 6710, 7150, 7625, 7930, 8450, 8723, 9295, 10309, 15250, 16775, 17446, 17875, 18590, 19825, 20618, 21125, 33550, 35750, 39650, 42250, 43615, 46475, 51545, 83875, 87230, 92950, 99125, 103090, 113399, 167750, 198250, 218075, 226798, 232375, 257725, 436150, 464750, 515450, 566995, 1090375, 1133990, 1288625, 2180750, 2577250, 2834975, 5669950, 14174875, 28349750]

約数ペア:

[(1, 28349750), (2, 14174875), (5, 5669950), (10, 2834975), (11, 2577250), (13, 2180750), (22, 1288625), (25, 1133990), (26, 1090375), (50, 566995), (55, 515450), (61, 464750), (65, 436150), (110, 257725), (122, 232375), (125, 226798), (130, 218075), (143, 198250), (169, 167750), (250, 113399), (275, 103090), (286, 99125), (305, 92950), (325, 87230), (338, 83875), (550, 51545), (610, 46475), (650, 43615), (671, 42250), (715, 39650), (793, 35750), (845, 33550), (1342, 21125), (1375, 20618), (1430, 19825), (1525, 18590), (1586, 17875), (1625, 17446), (1690, 16775), (1859, 15250), (2750, 10309), (3050, 9295), (3250, 8723), (3355, 8450), (3575, 7930), (3718, 7625), (3965, 7150), (4225, 6710)]