28049450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3923}}^1$

素因数の和:3959

約数の個数: 48

約数和(自身を含む): 61308576

約数和(自身を除く): 33259126

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 3923, 7150, 7846, 19615, 39230, 43153, 50999, 86306, 98075, 101998, 196150, 215765, 254995, 431530, 509990, 560989, 1078825, 1121978, 1274975, 2157650, 2549950, 2804945, 5609890, 14024725, 28049450]

約数ペア:

[(1, 28049450), (2, 14024725), (5, 5609890), (10, 2804945), (11, 2549950), (13, 2157650), (22, 1274975), (25, 1121978), (26, 1078825), (50, 560989), (55, 509990), (65, 431530), (110, 254995), (130, 215765), (143, 196150), (275, 101998), (286, 98075), (325, 86306), (550, 50999), (650, 43153), (715, 39230), (1430, 19615), (3575, 7846), (3923, 7150)]