381930900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97931}}^1$

素因数の和:97961

約数の個数: 72

約数和(自身を含む): 1190069664

約数和(自身を除く): 808138764

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, 97931, 195862, 293793, 391724, 489655, 587586, 979310, 1175172, 1273103, 1468965, 1958620, 2448275, 2546206, 2937930, 3819309, 4896550, 5092412, 5875860, 6365515, 7344825, 7638618, 9793100, 12731030, 14689650, 15277236, 19096545, 25462060, 29379300, 31827575, 38193090, 63655150, 76386180, 95482725, 127310300, 190965450, 381930900]

約数ペア:

[(1, 381930900), (2, 190965450), (3, 127310300), (4, 95482725), (5, 76386180), (6, 63655150), (10, 38193090), (12, 31827575), (13, 29379300), (15, 25462060), (20, 19096545), (25, 15277236), (26, 14689650), (30, 12731030), (39, 9793100), (50, 7638618), (52, 7344825), (60, 6365515), (65, 5875860), (75, 5092412), (78, 4896550), (100, 3819309), (130, 2937930), (150, 2546206), (156, 2448275), (195, 1958620), (260, 1468965), (300, 1273103), (325, 1175172), (390, 979310), (650, 587586), (780, 489655), (975, 391724), (1300, 293793), (1950, 195862), (3900, 97931)]