80989590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12917}}^1$

素因数の和:12957

約数の個数: 64

約数和(自身を含む): 223223040

約数和(自身を除く): 142233450

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 418, 570, 627, 1045, 1254, 2090, 3135, 6270, 12917, 25834, 38751, 64585, 77502, 129170, 142087, 193755, 245423, 284174, 387510, 426261, 490846, 710435, 736269, 852522, 1227115, 1420870, 1472538, 2131305, 2454230, 2699653, 3681345, 4262610, 5399306, 7362690, 8098959, 13498265, 16197918, 26996530, 40494795, 80989590]

約数ペア:

[(1, 80989590), (2, 40494795), (3, 26996530), (5, 16197918), (6, 13498265), (10, 8098959), (11, 7362690), (15, 5399306), (19, 4262610), (22, 3681345), (30, 2699653), (33, 2454230), (38, 2131305), (55, 1472538), (57, 1420870), (66, 1227115), (95, 852522), (110, 736269), (114, 710435), (165, 490846), (190, 426261), (209, 387510), (285, 284174), (330, 245423), (418, 193755), (570, 142087), (627, 129170), (1045, 77502), (1254, 64585), (2090, 38751), (3135, 25834), (6270, 12917)]