2887950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1509

約数の個数: 48

約数和(自身を含む): 7718256

約数和(自身を除く): 4830306

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1481, 1950, 2962, 4443, 7405, 8886, 14810, 19253, 22215, 37025, 38506, 44430, 57759, 74050, 96265, 111075, 115518, 192530, 222150, 288795, 481325, 577590, 962650, 1443975, 2887950]

約数ペア:

[(1, 2887950), (2, 1443975), (3, 962650), (5, 577590), (6, 481325), (10, 288795), (13, 222150), (15, 192530), (25, 115518), (26, 111075), (30, 96265), (39, 74050), (50, 57759), (65, 44430), (75, 38506), (78, 37025), (130, 22215), (150, 19253), (195, 14810), (325, 8886), (390, 7405), (650, 4443), (975, 2962), (1481, 1950)]