71486000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1207

約数の個数: 80

約数和(自身を含む): 178583808

約数和(自身を除く): 107097808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1153, 1240, 1550, 2000, 2306, 2480, 3100, 3875, 4612, 5765, 6200, 7750, 9224, 11530, 12400, 15500, 18448, 23060, 28825, 31000, 35743, 46120, 57650, 62000, 71486, 92240, 115300, 142972, 144125, 178715, 230600, 285944, 288250, 357430, 461200, 571888, 576500, 714860, 893575, 1153000, 1429720, 1787150, 2306000, 2859440, 3574300, 4467875, 7148600, 8935750, 14297200, 17871500, 35743000, 71486000]

約数ペア:

[(1, 71486000), (2, 35743000), (4, 17871500), (5, 14297200), (8, 8935750), (10, 7148600), (16, 4467875), (20, 3574300), (25, 2859440), (31, 2306000), (40, 1787150), (50, 1429720), (62, 1153000), (80, 893575), (100, 714860), (124, 576500), (125, 571888), (155, 461200), (200, 357430), (248, 288250), (250, 285944), (310, 230600), (400, 178715), (496, 144125), (500, 142972), (620, 115300), (775, 92240), (1000, 71486), (1153, 62000), (1240, 57650), (1550, 46120), (2000, 35743), (2306, 31000), (2480, 28825), (3100, 23060), (3875, 18448), (4612, 15500), (5765, 12400), (6200, 11530), (7750, 9224)]