3728725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 6249600

約数和(自身を除く): 2520875

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 149, 175, 275, 325, 385, 455, 715, 745, 1001, 1043, 1639, 1925, 1937, 2275, 3575, 3725, 5005, 5215, 8195, 9685, 11473, 13559, 21307, 25025, 26075, 40975, 48425, 57365, 67795, 106535, 149149, 286825, 338975, 532675, 745745, 3728725]

約数ペア:

[(1, 3728725), (5, 745745), (7, 532675), (11, 338975), (13, 286825), (25, 149149), (35, 106535), (55, 67795), (65, 57365), (77, 48425), (91, 40975), (143, 26075), (149, 25025), (175, 21307), (275, 13559), (325, 11473), (385, 9685), (455, 8195), (715, 5215), (745, 5005), (1001, 3725), (1043, 3575), (1639, 2275), (1925, 1937)]