177634210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{1181}}^1$

素因数の和:1303

約数の個数: 48

約数和(自身を含む): 350415720

約数和(自身を除く): 172781510

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 445, 845, 890, 1157, 1181, 1690, 2314, 2362, 5785, 5905, 11570, 11810, 15041, 15353, 30082, 30706, 75205, 76765, 105109, 150410, 153530, 199589, 210218, 399178, 525545, 997945, 1051090, 1366417, 1995890, 2732834, 6832085, 13664170, 17763421, 35526842, 88817105, 177634210]

約数ペア:

[(1, 177634210), (2, 88817105), (5, 35526842), (10, 17763421), (13, 13664170), (26, 6832085), (65, 2732834), (89, 1995890), (130, 1366417), (169, 1051090), (178, 997945), (338, 525545), (445, 399178), (845, 210218), (890, 199589), (1157, 153530), (1181, 150410), (1690, 105109), (2314, 76765), (2362, 75205), (5785, 30706), (5905, 30082), (11570, 15353), (11810, 15041)]