65867870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 131880960

約数和(自身を除く): 66013090

約数列:

[1, 2, 5, 10, 19, 31, 38, 53, 62, 95, 106, 155, 190, 211, 265, 310, 422, 530, 589, 1007, 1055, 1178, 1643, 2014, 2110, 2945, 3286, 4009, 5035, 5890, 6541, 8018, 8215, 10070, 11183, 13082, 16430, 20045, 22366, 31217, 32705, 40090, 55915, 62434, 65410, 111830, 124279, 156085, 212477, 248558, 312170, 346673, 424954, 621395, 693346, 1062385, 1242790, 1733365, 2124770, 3466730, 6586787, 13173574, 32933935, 65867870]

約数ペア:

[(1, 65867870), (2, 32933935), (5, 13173574), (10, 6586787), (19, 3466730), (31, 2124770), (38, 1733365), (53, 1242790), (62, 1062385), (95, 693346), (106, 621395), (155, 424954), (190, 346673), (211, 312170), (265, 248558), (310, 212477), (422, 156085), (530, 124279), (589, 111830), (1007, 65410), (1055, 62434), (1178, 55915), (1643, 40090), (2014, 32705), (2110, 31217), (2945, 22366), (3286, 20045), (4009, 16430), (5035, 13082), (5890, 11183), (6541, 10070), (8018, 8215)]