74453990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 154901376

約数和(自身を除く): 80447386

約数列:

[1, 2, 5, 10, 13, 23, 26, 37, 46, 65, 74, 115, 130, 185, 230, 299, 370, 481, 598, 673, 851, 962, 1346, 1495, 1702, 2405, 2990, 3365, 4255, 4810, 6730, 8510, 8749, 11063, 15479, 17498, 22126, 24901, 30958, 43745, 49802, 55315, 77395, 87490, 110630, 124505, 154790, 201227, 249010, 323713, 402454, 572723, 647426, 1006135, 1145446, 1618565, 2012270, 2863615, 3237130, 5727230, 7445399, 14890798, 37226995, 74453990]

約数ペア:

[(1, 74453990), (2, 37226995), (5, 14890798), (10, 7445399), (13, 5727230), (23, 3237130), (26, 2863615), (37, 2012270), (46, 1618565), (65, 1145446), (74, 1006135), (115, 647426), (130, 572723), (185, 402454), (230, 323713), (299, 249010), (370, 201227), (481, 154790), (598, 124505), (673, 110630), (851, 87490), (962, 77395), (1346, 55315), (1495, 49802), (1702, 43745), (2405, 30958), (2990, 24901), (3365, 22126), (4255, 17498), (4810, 15479), (6730, 11063), (8510, 8749)]