177979880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{3323}}^1$

素因数の和:3450

約数の個数: 64

約数和(自身を含む): 435576960

約数和(自身を除く): 257597080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 2060, 2678, 3323, 4120, 5356, 6646, 6695, 10712, 13292, 13390, 16615, 26584, 26780, 33230, 43199, 53560, 66460, 86398, 132920, 172796, 215995, 342269, 345592, 431990, 684538, 863980, 1369076, 1711345, 1727960, 2738152, 3422690, 4449497, 6845380, 8898994, 13690760, 17797988, 22247485, 35595976, 44494970, 88989940, 177979880]

約数ペア:

[(1, 177979880), (2, 88989940), (4, 44494970), (5, 35595976), (8, 22247485), (10, 17797988), (13, 13690760), (20, 8898994), (26, 6845380), (40, 4449497), (52, 3422690), (65, 2738152), (103, 1727960), (104, 1711345), (130, 1369076), (206, 863980), (260, 684538), (412, 431990), (515, 345592), (520, 342269), (824, 215995), (1030, 172796), (1339, 132920), (2060, 86398), (2678, 66460), (3323, 53560), (4120, 43199), (5356, 33230), (6646, 26780), (6695, 26584), (10712, 16615), (13292, 13390)]