39797680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2251}}^1$

素因数の和:2294

約数の個数: 80

約数和(自身を含む): 105555744

約数和(自身を除く): 65758064

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2210, 2251, 3536, 4420, 4502, 8840, 9004, 11255, 17680, 18008, 22510, 29263, 36016, 38267, 45020, 58526, 76534, 90040, 117052, 146315, 153068, 180080, 191335, 234104, 292630, 306136, 382670, 468208, 497471, 585260, 612272, 765340, 994942, 1170520, 1530680, 1989884, 2341040, 2487355, 3061360, 3979768, 4974710, 7959536, 9949420, 19898840, 39797680]

約数ペア:

[(1, 39797680), (2, 19898840), (4, 9949420), (5, 7959536), (8, 4974710), (10, 3979768), (13, 3061360), (16, 2487355), (17, 2341040), (20, 1989884), (26, 1530680), (34, 1170520), (40, 994942), (52, 765340), (65, 612272), (68, 585260), (80, 497471), (85, 468208), (104, 382670), (130, 306136), (136, 292630), (170, 234104), (208, 191335), (221, 180080), (260, 153068), (272, 146315), (340, 117052), (442, 90040), (520, 76534), (680, 58526), (884, 45020), (1040, 38267), (1105, 36016), (1360, 29263), (1768, 22510), (2210, 18008), (2251, 17680), (3536, 11255), (4420, 9004), (4502, 8840)]