87442720

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^2\times {\mathrm{157}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 211482684

約数和(自身を除く): 124039964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 157, 160, 236, 295, 314, 472, 590, 628, 785, 944, 1180, 1256, 1570, 1888, 2360, 2512, 3140, 3481, 4720, 5024, 6280, 6962, 9263, 9440, 12560, 13924, 17405, 18526, 25120, 27848, 34810, 37052, 46315, 55696, 69620, 74104, 92630, 111392, 139240, 148208, 185260, 278480, 296416, 370520, 546517, 556960, 741040, 1093034, 1482080, 2186068, 2732585, 4372136, 5465170, 8744272, 10930340, 17488544, 21860680, 43721360, 87442720]

約数ペア:

[(1, 87442720), (2, 43721360), (4, 21860680), (5, 17488544), (8, 10930340), (10, 8744272), (16, 5465170), (20, 4372136), (32, 2732585), (40, 2186068), (59, 1482080), (80, 1093034), (118, 741040), (157, 556960), (160, 546517), (236, 370520), (295, 296416), (314, 278480), (472, 185260), (590, 148208), (628, 139240), (785, 111392), (944, 92630), (1180, 74104), (1256, 69620), (1570, 55696), (1888, 46315), (2360, 37052), (2512, 34810), (3140, 27848), (3481, 25120), (4720, 18526), (5024, 17405), (6280, 13924), (6962, 12560), (9263, 9440)]