69320320

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1217}}^1$

素因数の和:1325

約数の個数: 64

約数和(自身を含む): 167718600

約数和(自身を除く): 98398280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1217, 1424, 1780, 2434, 2848, 3560, 4868, 5696, 6085, 7120, 9736, 11392, 12170, 14240, 19472, 24340, 28480, 38944, 48680, 56960, 77888, 97360, 108313, 155776, 194720, 216626, 389440, 433252, 541565, 778880, 866504, 1083130, 1733008, 2166260, 3466016, 4332520, 6932032, 8665040, 13864064, 17330080, 34660160, 69320320]

約数ペア:

[(1, 69320320), (2, 34660160), (4, 17330080), (5, 13864064), (8, 8665040), (10, 6932032), (16, 4332520), (20, 3466016), (32, 2166260), (40, 1733008), (64, 1083130), (80, 866504), (89, 778880), (128, 541565), (160, 433252), (178, 389440), (320, 216626), (356, 194720), (445, 155776), (640, 108313), (712, 97360), (890, 77888), (1217, 56960), (1424, 48680), (1780, 38944), (2434, 28480), (2848, 24340), (3560, 19472), (4868, 14240), (5696, 12170), (6085, 11392), (7120, 9736)]