78425880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50273}}^1$

素因数の和:50300

約数の個数: 64

約数和(自身を含む): 253380960

約数和(自身を除く): 174955080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 50273, 100546, 150819, 201092, 251365, 301638, 402184, 502730, 603276, 653549, 754095, 1005460, 1206552, 1307098, 1508190, 1960647, 2010920, 2614196, 3016380, 3267745, 3921294, 5228392, 6032760, 6535490, 7842588, 9803235, 13070980, 15685176, 19606470, 26141960, 39212940, 78425880]

約数ペア:

[(1, 78425880), (2, 39212940), (3, 26141960), (4, 19606470), (5, 15685176), (6, 13070980), (8, 9803235), (10, 7842588), (12, 6535490), (13, 6032760), (15, 5228392), (20, 3921294), (24, 3267745), (26, 3016380), (30, 2614196), (39, 2010920), (40, 1960647), (52, 1508190), (60, 1307098), (65, 1206552), (78, 1005460), (104, 754095), (120, 653549), (130, 603276), (156, 502730), (195, 402184), (260, 301638), (312, 251365), (390, 201092), (520, 150819), (780, 100546), (1560, 50273)]