20126750

素因数分解:

$2^1\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 96

約数和(自身を含む): 46096128

約数和(自身を除く): 25969378

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 53, 62, 70, 98, 106, 125, 155, 175, 217, 245, 250, 265, 310, 350, 371, 434, 490, 530, 742, 775, 875, 1085, 1225, 1325, 1519, 1550, 1643, 1750, 1855, 2170, 2450, 2597, 2650, 3038, 3286, 3710, 3875, 5194, 5425, 6125, 6625, 7595, 7750, 8215, 9275, 10850, 11501, 12250, 12985, 13250, 15190, 16430, 18550, 23002, 25970, 27125, 37975, 41075, 46375, 54250, 57505, 64925, 75950, 80507, 82150, 92750, 115010, 129850, 161014, 189875, 205375, 287525, 324625, 379750, 402535, 410750, 575050, 649250, 805070, 1437625, 2012675, 2875250, 4025350, 10063375, 20126750]

約数ペア:

[(1, 20126750), (2, 10063375), (5, 4025350), (7, 2875250), (10, 2012675), (14, 1437625), (25, 805070), (31, 649250), (35, 575050), (49, 410750), (50, 402535), (53, 379750), (62, 324625), (70, 287525), (98, 205375), (106, 189875), (125, 161014), (155, 129850), (175, 115010), (217, 92750), (245, 82150), (250, 80507), (265, 75950), (310, 64925), (350, 57505), (371, 54250), (434, 46375), (490, 41075), (530, 37975), (742, 27125), (775, 25970), (875, 23002), (1085, 18550), (1225, 16430), (1325, 15190), (1519, 13250), (1550, 12985), (1643, 12250), (1750, 11501), (1855, 10850), (2170, 9275), (2450, 8215), (2597, 7750), (2650, 7595), (3038, 6625), (3286, 6125), (3710, 5425), (3875, 5194)]