12953350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 25462656

約数和(自身を除く): 12509306

約数列:

[1, 2, 5, 10, 25, 31, 50, 61, 62, 122, 137, 155, 274, 305, 310, 610, 685, 775, 1370, 1525, 1550, 1891, 3050, 3425, 3782, 4247, 6850, 8357, 8494, 9455, 16714, 18910, 21235, 41785, 42470, 47275, 83570, 94550, 106175, 208925, 212350, 259067, 417850, 518134, 1295335, 2590670, 6476675, 12953350]

約数ペア:

[(1, 12953350), (2, 6476675), (5, 2590670), (10, 1295335), (25, 518134), (31, 417850), (50, 259067), (61, 212350), (62, 208925), (122, 106175), (137, 94550), (155, 83570), (274, 47275), (305, 42470), (310, 41785), (610, 21235), (685, 18910), (775, 16714), (1370, 9455), (1525, 8494), (1550, 8357), (1891, 6850), (3050, 4247), (3425, 3782)]