16025920

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:899

約数の個数: 56

約数和(自身を含む): 38834568

約数和(自身を除く): 22808648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 821, 976, 1220, 1642, 1952, 2440, 3284, 3904, 4105, 4880, 6568, 8210, 9760, 13136, 16420, 19520, 26272, 32840, 50081, 52544, 65680, 100162, 131360, 200324, 250405, 262720, 400648, 500810, 801296, 1001620, 1602592, 2003240, 3205184, 4006480, 8012960, 16025920]

約数ペア:

[(1, 16025920), (2, 8012960), (4, 4006480), (5, 3205184), (8, 2003240), (10, 1602592), (16, 1001620), (20, 801296), (32, 500810), (40, 400648), (61, 262720), (64, 250405), (80, 200324), (122, 131360), (160, 100162), (244, 65680), (305, 52544), (320, 50081), (488, 32840), (610, 26272), (821, 19520), (976, 16420), (1220, 13136), (1642, 9760), (1952, 8210), (2440, 6568), (3284, 4880), (3904, 4105)]