78089700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20023}}^1$

素因数の和:20053

約数の個数: 72

約数和(自身を含む): 243331648

約数和(自身を除く): 165241948

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, 650, 780, 975, 1300, 1950, 3900, 20023, 40046, 60069, 80092, 100115, 120138, 200230, 240276, 260299, 300345, 400460, 500575, 520598, 600690, 780897, 1001150, 1041196, 1201380, 1301495, 1501725, 1561794, 2002300, 2602990, 3003450, 3123588, 3904485, 5205980, 6006900, 6507475, 7808970, 13014950, 15617940, 19522425, 26029900, 39044850, 78089700]

約数ペア:

[(1, 78089700), (2, 39044850), (3, 26029900), (4, 19522425), (5, 15617940), (6, 13014950), (10, 7808970), (12, 6507475), (13, 6006900), (15, 5205980), (20, 3904485), (25, 3123588), (26, 3003450), (30, 2602990), (39, 2002300), (50, 1561794), (52, 1501725), (60, 1301495), (65, 1201380), (75, 1041196), (78, 1001150), (100, 780897), (130, 600690), (150, 520598), (156, 500575), (195, 400460), (260, 300345), (300, 260299), (325, 240276), (390, 200230), (650, 120138), (780, 100115), (975, 80092), (1300, 60069), (1950, 40046), (3900, 20023)]