71382800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{7759}}^1$

素因数の和:7800

約数の個数: 60

約数和(自身を含む): 178976640

約数和(自身を除く): 107593840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 7759, 9200, 15518, 31036, 38795, 62072, 77590, 124144, 155180, 178457, 193975, 310360, 356914, 387950, 620720, 713828, 775900, 892285, 1427656, 1551800, 1784570, 2855312, 3103600, 3569140, 4461425, 7138280, 8922850, 14276560, 17845700, 35691400, 71382800]

約数ペア:

[(1, 71382800), (2, 35691400), (4, 17845700), (5, 14276560), (8, 8922850), (10, 7138280), (16, 4461425), (20, 3569140), (23, 3103600), (25, 2855312), (40, 1784570), (46, 1551800), (50, 1427656), (80, 892285), (92, 775900), (100, 713828), (115, 620720), (184, 387950), (200, 356914), (230, 310360), (368, 193975), (400, 178457), (460, 155180), (575, 124144), (920, 77590), (1150, 62072), (1840, 38795), (2300, 31036), (4600, 15518), (7759, 9200)]