71863750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 80

約数和(自身を含む): 158349312

約数和(自身を除く): 86485562

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 50, 70, 86, 125, 175, 191, 215, 250, 301, 350, 382, 430, 602, 625, 875, 955, 1075, 1250, 1337, 1505, 1750, 1910, 2150, 2674, 3010, 4375, 4775, 5375, 6685, 7525, 8213, 8750, 9550, 10750, 13370, 15050, 16426, 23875, 26875, 33425, 37625, 41065, 47750, 53750, 57491, 66850, 75250, 82130, 114982, 119375, 167125, 188125, 205325, 238750, 287455, 334250, 376250, 410650, 574910, 835625, 1026625, 1437275, 1671250, 2053250, 2874550, 5133125, 7186375, 10266250, 14372750, 35931875, 71863750]

約数ペア:

[(1, 71863750), (2, 35931875), (5, 14372750), (7, 10266250), (10, 7186375), (14, 5133125), (25, 2874550), (35, 2053250), (43, 1671250), (50, 1437275), (70, 1026625), (86, 835625), (125, 574910), (175, 410650), (191, 376250), (215, 334250), (250, 287455), (301, 238750), (350, 205325), (382, 188125), (430, 167125), (602, 119375), (625, 114982), (875, 82130), (955, 75250), (1075, 66850), (1250, 57491), (1337, 53750), (1505, 47750), (1750, 41065), (1910, 37625), (2150, 33425), (2674, 26875), (3010, 23875), (4375, 16426), (4775, 15050), (5375, 13370), (6685, 10750), (7525, 9550), (8213, 8750)]