86420638660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15913}}^1\times {\mathrm{15973}}^1$

素因数の和:31912

約数の個数: 48

約数和(自身を含む): 192182938416

約数和(自身を除く): 105762299756

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 15913, 15973, 31826, 31946, 63652, 63892, 79565, 79865, 159130, 159730, 270521, 271541, 318260, 319460, 541042, 543082, 1082084, 1086164, 1352605, 1357705, 2705210, 2715410, 5410420, 5430820, 254178349, 508356698, 1016713396, 1270891745, 2541783490, 4321031933, 5083566980, 8642063866, 17284127732, 21605159665, 43210319330, 86420638660]

約数ペア:

[(1, 86420638660), (2, 43210319330), (4, 21605159665), (5, 17284127732), (10, 8642063866), (17, 5083566980), (20, 4321031933), (34, 2541783490), (68, 1270891745), (85, 1016713396), (170, 508356698), (340, 254178349), (15913, 5430820), (15973, 5410420), (31826, 2715410), (31946, 2705210), (63652, 1357705), (63892, 1352605), (79565, 1086164), (79865, 1082084), (159130, 543082), (159730, 541042), (270521, 319460), (271541, 318260)]