71881250

素因数分解:

$2^1\times 5^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 96

約数和(自身を含む): 161989632

約数和(自身を除く): 90108382

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 53, 62, 70, 106, 125, 155, 175, 217, 250, 265, 310, 350, 371, 434, 530, 625, 742, 775, 875, 1085, 1250, 1325, 1550, 1643, 1750, 1855, 2170, 2650, 3125, 3286, 3710, 3875, 4375, 5425, 6250, 6625, 7750, 8215, 8750, 9275, 10850, 11501, 13250, 16430, 18550, 19375, 21875, 23002, 27125, 33125, 38750, 41075, 43750, 46375, 54250, 57505, 66250, 82150, 92750, 96875, 115010, 135625, 165625, 193750, 205375, 231875, 271250, 287525, 331250, 410750, 463750, 575050, 678125, 1026875, 1159375, 1356250, 1437625, 2053750, 2318750, 2875250, 5134375, 7188125, 10268750, 14376250, 35940625, 71881250]

約数ペア:

[(1, 71881250), (2, 35940625), (5, 14376250), (7, 10268750), (10, 7188125), (14, 5134375), (25, 2875250), (31, 2318750), (35, 2053750), (50, 1437625), (53, 1356250), (62, 1159375), (70, 1026875), (106, 678125), (125, 575050), (155, 463750), (175, 410750), (217, 331250), (250, 287525), (265, 271250), (310, 231875), (350, 205375), (371, 193750), (434, 165625), (530, 135625), (625, 115010), (742, 96875), (775, 92750), (875, 82150), (1085, 66250), (1250, 57505), (1325, 54250), (1550, 46375), (1643, 43750), (1750, 41075), (1855, 38750), (2170, 33125), (2650, 27125), (3125, 23002), (3286, 21875), (3710, 19375), (3875, 18550), (4375, 16430), (5425, 13250), (6250, 11501), (6625, 10850), (7750, 9275), (8215, 8750)]