128524885540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{3486839}}^1$

素因数の和:3486964

約数の個数: 48

約数和(自身を含む): 287036668800

約数和(自身を除く): 158511783260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1843, 1940, 3686, 7372, 9215, 18430, 36860, 3486839, 6973678, 13947356, 17434195, 34868390, 66249941, 69736780, 132499882, 264999764, 331249705, 338223383, 662499410, 676446766, 1324998820, 1352893532, 1691116915, 3382233830, 6426244277, 6764467660, 12852488554, 25704977108, 32131221385, 64262442770, 128524885540]

約数ペア:

[(1, 128524885540), (2, 64262442770), (4, 32131221385), (5, 25704977108), (10, 12852488554), (19, 6764467660), (20, 6426244277), (38, 3382233830), (76, 1691116915), (95, 1352893532), (97, 1324998820), (190, 676446766), (194, 662499410), (380, 338223383), (388, 331249705), (485, 264999764), (970, 132499882), (1843, 69736780), (1940, 66249941), (3686, 34868390), (7372, 17434195), (9215, 13947356), (18430, 6973678), (36860, 3486839)]