86978870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1181

約数の個数: 64

約数和(自身を含む): 184135680

約数和(自身を除く): 97156810

約数列:

[1, 2, 5, 10, 11, 22, 23, 31, 46, 55, 62, 110, 115, 155, 230, 253, 310, 341, 506, 682, 713, 1109, 1265, 1426, 1705, 2218, 2530, 3410, 3565, 5545, 7130, 7843, 11090, 12199, 15686, 24398, 25507, 34379, 39215, 51014, 60995, 68758, 78430, 121990, 127535, 171895, 255070, 280577, 343790, 378169, 561154, 756338, 790717, 1402885, 1581434, 1890845, 2805770, 3781690, 3953585, 7907170, 8697887, 17395774, 43489435, 86978870]

約数ペア:

[(1, 86978870), (2, 43489435), (5, 17395774), (10, 8697887), (11, 7907170), (22, 3953585), (23, 3781690), (31, 2805770), (46, 1890845), (55, 1581434), (62, 1402885), (110, 790717), (115, 756338), (155, 561154), (230, 378169), (253, 343790), (310, 280577), (341, 255070), (506, 171895), (682, 127535), (713, 121990), (1109, 78430), (1265, 68758), (1426, 60995), (1705, 51014), (2218, 39215), (2530, 34379), (3410, 25507), (3565, 24398), (5545, 15686), (7130, 12199), (7843, 11090)]