129119960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{3359}}^1$

素因数の和:3432

約数の個数: 48

約数和(自身を含む): 300283200

約数和(自身を除く): 171163240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3359, 3844, 4805, 6718, 7688, 9610, 13436, 16795, 19220, 26872, 33590, 38440, 67180, 104129, 134360, 208258, 416516, 520645, 833032, 1041290, 2082580, 3227999, 4165160, 6455998, 12911996, 16139995, 25823992, 32279990, 64559980, 129119960]

約数ペア:

[(1, 129119960), (2, 64559980), (4, 32279990), (5, 25823992), (8, 16139995), (10, 12911996), (20, 6455998), (31, 4165160), (40, 3227999), (62, 2082580), (124, 1041290), (155, 833032), (248, 520645), (310, 416516), (620, 208258), (961, 134360), (1240, 104129), (1922, 67180), (3359, 38440), (3844, 33590), (4805, 26872), (6718, 19220), (7688, 16795), (9610, 13436)]