71572500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{3181}}^1$

素因数の和:3211

約数の個数: 90

約数和(自身を含む): 226147922

約数和(自身を除く): 154575422

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 625, 750, 900, 1125, 1250, 1500, 1875, 2250, 2500, 3181, 3750, 4500, 5625, 6362, 7500, 9543, 11250, 12724, 15905, 19086, 22500, 28629, 31810, 38172, 47715, 57258, 63620, 79525, 95430, 114516, 143145, 159050, 190860, 238575, 286290, 318100, 397625, 477150, 572580, 715725, 795250, 954300, 1192875, 1431450, 1590500, 1988125, 2385750, 2862900, 3578625, 3976250, 4771500, 5964375, 7157250, 7952500, 11928750, 14314500, 17893125, 23857500, 35786250, 71572500]

約数ペア:

[(1, 71572500), (2, 35786250), (3, 23857500), (4, 17893125), (5, 14314500), (6, 11928750), (9, 7952500), (10, 7157250), (12, 5964375), (15, 4771500), (18, 3976250), (20, 3578625), (25, 2862900), (30, 2385750), (36, 1988125), (45, 1590500), (50, 1431450), (60, 1192875), (75, 954300), (90, 795250), (100, 715725), (125, 572580), (150, 477150), (180, 397625), (225, 318100), (250, 286290), (300, 238575), (375, 190860), (450, 159050), (500, 143145), (625, 114516), (750, 95430), (900, 79525), (1125, 63620), (1250, 57258), (1500, 47715), (1875, 38172), (2250, 31810), (2500, 28629), (3181, 22500), (3750, 19086), (4500, 15905), (5625, 12724), (6362, 11250), (7500, 9543)]