20142750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 50948352

約数和(自身を除く): 30805602

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 107, 125, 150, 214, 250, 251, 321, 375, 502, 535, 642, 750, 753, 1070, 1255, 1506, 1605, 2510, 2675, 3210, 3765, 5350, 6275, 7530, 8025, 12550, 13375, 16050, 18825, 26750, 26857, 31375, 37650, 40125, 53714, 62750, 80250, 80571, 94125, 134285, 161142, 188250, 268570, 402855, 671425, 805710, 1342850, 2014275, 3357125, 4028550, 6714250, 10071375, 20142750]

約数ペア:

[(1, 20142750), (2, 10071375), (3, 6714250), (5, 4028550), (6, 3357125), (10, 2014275), (15, 1342850), (25, 805710), (30, 671425), (50, 402855), (75, 268570), (107, 188250), (125, 161142), (150, 134285), (214, 94125), (250, 80571), (251, 80250), (321, 62750), (375, 53714), (502, 40125), (535, 37650), (642, 31375), (750, 26857), (753, 26750), (1070, 18825), (1255, 16050), (1506, 13375), (1605, 12550), (2510, 8025), (2675, 7530), (3210, 6275), (3765, 5350)]