320683648

素因数分解:

$2^7\times {\mathrm{17}}^2\times {\mathrm{8669}}^1$

素因数の和:8717

約数の個数: 48

約数和(自身を含む): 678730950

約数和(自身を除く): 358047302

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 289, 544, 578, 1088, 1156, 2176, 2312, 4624, 8669, 9248, 17338, 18496, 34676, 36992, 69352, 138704, 147373, 277408, 294746, 554816, 589492, 1109632, 1178984, 2357968, 2505341, 4715936, 5010682, 9431872, 10021364, 18863744, 20042728, 40085456, 80170912, 160341824, 320683648]

約数ペア:

[(1, 320683648), (2, 160341824), (4, 80170912), (8, 40085456), (16, 20042728), (17, 18863744), (32, 10021364), (34, 9431872), (64, 5010682), (68, 4715936), (128, 2505341), (136, 2357968), (272, 1178984), (289, 1109632), (544, 589492), (578, 554816), (1088, 294746), (1156, 277408), (2176, 147373), (2312, 138704), (4624, 69352), (8669, 36992), (9248, 34676), (17338, 18496)]