251098016

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19471}}^1$

素因数の和:19525

約数の個数: 48

約数和(自身を含む): 549577728

約数和(自身を除く): 298479712

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 104, 124, 208, 248, 403, 416, 496, 806, 992, 1612, 3224, 6448, 12896, 19471, 38942, 77884, 155768, 253123, 311536, 506246, 603601, 623072, 1012492, 1207202, 2024984, 2414404, 4049968, 4828808, 7846813, 8099936, 9657616, 15693626, 19315232, 31387252, 62774504, 125549008, 251098016]

約数ペア:

[(1, 251098016), (2, 125549008), (4, 62774504), (8, 31387252), (13, 19315232), (16, 15693626), (26, 9657616), (31, 8099936), (32, 7846813), (52, 4828808), (62, 4049968), (104, 2414404), (124, 2024984), (208, 1207202), (248, 1012492), (403, 623072), (416, 603601), (496, 506246), (806, 311536), (992, 253123), (1612, 155768), (3224, 77884), (6448, 38942), (12896, 19471)]