208881472

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{829}}^1$

素因数の和:999

約数の個数: 56

約数和(自身を含む): 431759360

約数和(自身を除く): 222877888

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 127, 248, 254, 496, 508, 829, 992, 1016, 1658, 1984, 2032, 3316, 3937, 4064, 6632, 7874, 8128, 13264, 15748, 25699, 26528, 31496, 51398, 53056, 62992, 102796, 105283, 125984, 205592, 210566, 251968, 411184, 421132, 822368, 842264, 1644736, 1684528, 3263773, 3369056, 6527546, 6738112, 13055092, 26110184, 52220368, 104440736, 208881472]

約数ペア:

[(1, 208881472), (2, 104440736), (4, 52220368), (8, 26110184), (16, 13055092), (31, 6738112), (32, 6527546), (62, 3369056), (64, 3263773), (124, 1684528), (127, 1644736), (248, 842264), (254, 822368), (496, 421132), (508, 411184), (829, 251968), (992, 210566), (1016, 205592), (1658, 125984), (1984, 105283), (2032, 102796), (3316, 62992), (3937, 53056), (4064, 51398), (6632, 31496), (7874, 26528), (8128, 25699), (13264, 15748)]