8189025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 15040704

約数和(自身を除く): 6851679

約数列:

[1, 3, 5, 13, 15, 25, 37, 39, 65, 75, 111, 185, 195, 227, 325, 481, 555, 681, 925, 975, 1135, 1443, 2405, 2775, 2951, 3405, 5675, 7215, 8399, 8853, 12025, 14755, 17025, 25197, 36075, 41995, 44265, 73775, 109187, 125985, 209975, 221325, 327561, 545935, 629925, 1637805, 2729675, 8189025]

約数ペア:

[(1, 8189025), (3, 2729675), (5, 1637805), (13, 629925), (15, 545935), (25, 327561), (37, 221325), (39, 209975), (65, 125985), (75, 109187), (111, 73775), (185, 44265), (195, 41995), (227, 36075), (325, 25197), (481, 17025), (555, 14755), (681, 12025), (925, 8853), (975, 8399), (1135, 7215), (1443, 5675), (2405, 3405), (2775, 2951)]