87872680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{419}}^1$

素因数の和:551

約数の個数: 96

約数和(自身を含む): 232696800

約数和(自身を除く): 144824120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 107, 140, 196, 214, 245, 280, 392, 419, 428, 490, 535, 749, 838, 856, 980, 1070, 1498, 1676, 1960, 2095, 2140, 2933, 2996, 3352, 3745, 4190, 4280, 5243, 5866, 5992, 7490, 8380, 10486, 11732, 14665, 14980, 16760, 20531, 20972, 23464, 26215, 29330, 29960, 41062, 41944, 44833, 52430, 58660, 82124, 89666, 102655, 104860, 117320, 164248, 179332, 205310, 209720, 224165, 313831, 358664, 410620, 448330, 627662, 821240, 896660, 1255324, 1569155, 1793320, 2196817, 2510648, 3138310, 4393634, 6276620, 8787268, 10984085, 12553240, 17574536, 21968170, 43936340, 87872680]

約数ペア:

[(1, 87872680), (2, 43936340), (4, 21968170), (5, 17574536), (7, 12553240), (8, 10984085), (10, 8787268), (14, 6276620), (20, 4393634), (28, 3138310), (35, 2510648), (40, 2196817), (49, 1793320), (56, 1569155), (70, 1255324), (98, 896660), (107, 821240), (140, 627662), (196, 448330), (214, 410620), (245, 358664), (280, 313831), (392, 224165), (419, 209720), (428, 205310), (490, 179332), (535, 164248), (749, 117320), (838, 104860), (856, 102655), (980, 89666), (1070, 82124), (1498, 58660), (1676, 52430), (1960, 44833), (2095, 41944), (2140, 41062), (2933, 29960), (2996, 29330), (3352, 26215), (3745, 23464), (4190, 20972), (4280, 20531), (5243, 16760), (5866, 14980), (5992, 14665), (7490, 11732), (8380, 10486)]