1563900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 4885104

約数和(自身を除く): 3321204

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 401, 650, 780, 802, 975, 1203, 1300, 1604, 1950, 2005, 2406, 3900, 4010, 4812, 5213, 6015, 8020, 10025, 10426, 12030, 15639, 20050, 20852, 24060, 26065, 30075, 31278, 40100, 52130, 60150, 62556, 78195, 104260, 120300, 130325, 156390, 260650, 312780, 390975, 521300, 781950, 1563900]

約数ペア:

[(1, 1563900), (2, 781950), (3, 521300), (4, 390975), (5, 312780), (6, 260650), (10, 156390), (12, 130325), (13, 120300), (15, 104260), (20, 78195), (25, 62556), (26, 60150), (30, 52130), (39, 40100), (50, 31278), (52, 30075), (60, 26065), (65, 24060), (75, 20852), (78, 20050), (100, 15639), (130, 12030), (150, 10426), (156, 10025), (195, 8020), (260, 6015), (300, 5213), (325, 4812), (390, 4010), (401, 3900), (650, 2406), (780, 2005), (802, 1950), (975, 1604), (1203, 1300)]