71897488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20333}}^1$

素因数の和:20371

約数の個数: 40

約数和(自身を含む): 158849208

約数和(自身を除く): 86951720

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 20333, 40666, 81332, 162664, 264329, 325328, 345661, 528658, 691322, 1057316, 1382644, 2114632, 2765288, 4229264, 4493593, 5530576, 8987186, 17974372, 35948744, 71897488]

約数ペア:

[(1, 71897488), (2, 35948744), (4, 17974372), (8, 8987186), (13, 5530576), (16, 4493593), (17, 4229264), (26, 2765288), (34, 2114632), (52, 1382644), (68, 1057316), (104, 691322), (136, 528658), (208, 345661), (221, 325328), (272, 264329), (442, 162664), (884, 81332), (1768, 40666), (3536, 20333)]