172185920

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8821}}^1$

素因数の和:8899

約数の個数: 56

約数和(自身を含む): 416786568

約数和(自身を除く): 244600648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 976, 1220, 1952, 2440, 3904, 4880, 8821, 9760, 17642, 19520, 35284, 44105, 70568, 88210, 141136, 176420, 282272, 352840, 538081, 564544, 705680, 1076162, 1411360, 2152324, 2690405, 2822720, 4304648, 5380810, 8609296, 10761620, 17218592, 21523240, 34437184, 43046480, 86092960, 172185920]

約数ペア:

[(1, 172185920), (2, 86092960), (4, 43046480), (5, 34437184), (8, 21523240), (10, 17218592), (16, 10761620), (20, 8609296), (32, 5380810), (40, 4304648), (61, 2822720), (64, 2690405), (80, 2152324), (122, 1411360), (160, 1076162), (244, 705680), (305, 564544), (320, 538081), (488, 352840), (610, 282272), (976, 176420), (1220, 141136), (1952, 88210), (2440, 70568), (3904, 44105), (4880, 35284), (8821, 19520), (9760, 17642)]