49881390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1619}}^1$

素因数の和:1721

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 80755410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 79, 130, 158, 195, 237, 390, 395, 474, 790, 1027, 1185, 1619, 2054, 2370, 3081, 3238, 4857, 5135, 6162, 8095, 9714, 10270, 15405, 16190, 21047, 24285, 30810, 42094, 48570, 63141, 105235, 126282, 127901, 210470, 255802, 315705, 383703, 631410, 639505, 767406, 1279010, 1662713, 1918515, 3325426, 3837030, 4988139, 8313565, 9976278, 16627130, 24940695, 49881390]

約数ペア:

[(1, 49881390), (2, 24940695), (3, 16627130), (5, 9976278), (6, 8313565), (10, 4988139), (13, 3837030), (15, 3325426), (26, 1918515), (30, 1662713), (39, 1279010), (65, 767406), (78, 639505), (79, 631410), (130, 383703), (158, 315705), (195, 255802), (237, 210470), (390, 127901), (395, 126282), (474, 105235), (790, 63141), (1027, 48570), (1185, 42094), (1619, 30810), (2054, 24285), (2370, 21047), (3081, 16190), (3238, 15405), (4857, 10270), (5135, 9714), (6162, 8095)]