69418880

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1373}}^1$

素因数の和:1471

約数の個数: 64

約数和(自身を含む): 168177600

約数和(自身を除く): 98758720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1373, 1580, 2528, 2746, 3160, 5056, 5492, 6320, 6865, 10112, 10984, 12640, 13730, 21968, 25280, 27460, 43936, 50560, 54920, 87872, 108467, 109840, 175744, 216934, 219680, 433868, 439360, 542335, 867736, 878720, 1084670, 1735472, 2169340, 3470944, 4338680, 6941888, 8677360, 13883776, 17354720, 34709440, 69418880]

約数ペア:

[(1, 69418880), (2, 34709440), (4, 17354720), (5, 13883776), (8, 8677360), (10, 6941888), (16, 4338680), (20, 3470944), (32, 2169340), (40, 1735472), (64, 1084670), (79, 878720), (80, 867736), (128, 542335), (158, 439360), (160, 433868), (316, 219680), (320, 216934), (395, 175744), (632, 109840), (640, 108467), (790, 87872), (1264, 54920), (1373, 50560), (1580, 43936), (2528, 27460), (2746, 25280), (3160, 21968), (5056, 13730), (5492, 12640), (6320, 10984), (6865, 10112)]