72567760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{39439}}^1$

素因数の和:39475

約数の個数: 40

約数和(自身を含む): 176060160

約数和(自身を除く): 103492400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 39439, 78878, 157756, 197195, 315512, 394390, 631024, 788780, 907097, 1577560, 1814194, 3155120, 3628388, 4535485, 7256776, 9070970, 14513552, 18141940, 36283880, 72567760]

約数ペア:

[(1, 72567760), (2, 36283880), (4, 18141940), (5, 14513552), (8, 9070970), (10, 7256776), (16, 4535485), (20, 3628388), (23, 3155120), (40, 1814194), (46, 1577560), (80, 907097), (92, 788780), (115, 631024), (184, 394390), (230, 315512), (368, 197195), (460, 157756), (920, 78878), (1840, 39439)]