20088750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{487}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 54882432

約数和(自身を除く): 34793682

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 487, 550, 625, 750, 825, 974, 1250, 1375, 1461, 1650, 1875, 2435, 2750, 2922, 3750, 4125, 4870, 5357, 6875, 7305, 8250, 10714, 12175, 13750, 14610, 16071, 20625, 24350, 26785, 32142, 36525, 41250, 53570, 60875, 73050, 80355, 121750, 133925, 160710, 182625, 267850, 304375, 365250, 401775, 608750, 669625, 803550, 913125, 1339250, 1826250, 2008875, 3348125, 4017750, 6696250, 10044375, 20088750]

約数ペア:

[(1, 20088750), (2, 10044375), (3, 6696250), (5, 4017750), (6, 3348125), (10, 2008875), (11, 1826250), (15, 1339250), (22, 913125), (25, 803550), (30, 669625), (33, 608750), (50, 401775), (55, 365250), (66, 304375), (75, 267850), (110, 182625), (125, 160710), (150, 133925), (165, 121750), (250, 80355), (275, 73050), (330, 60875), (375, 53570), (487, 41250), (550, 36525), (625, 32142), (750, 26785), (825, 24350), (974, 20625), (1250, 16071), (1375, 14610), (1461, 13750), (1650, 12175), (1875, 10714), (2435, 8250), (2750, 7305), (2922, 6875), (3750, 5357), (4125, 4870)]