40416350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{4783}}^1$

素因数の和:4821

約数の個数: 36

約数和(自身を含む): 81418896

約数和(自身を除く): 41002546

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 4783, 8450, 9566, 23915, 47830, 62179, 119575, 124358, 239150, 310895, 621790, 808327, 1554475, 1616654, 3108950, 4041635, 8083270, 20208175, 40416350]

約数ペア:

[(1, 40416350), (2, 20208175), (5, 8083270), (10, 4041635), (13, 3108950), (25, 1616654), (26, 1554475), (50, 808327), (65, 621790), (130, 310895), (169, 239150), (325, 124358), (338, 119575), (650, 62179), (845, 47830), (1690, 23915), (4225, 9566), (4783, 8450)]