42126370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 90357120

約数和(自身を除く): 48230750

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 89, 110, 130, 143, 178, 286, 331, 445, 662, 715, 890, 979, 1157, 1430, 1655, 1958, 2314, 3310, 3641, 4303, 4895, 5785, 7282, 8606, 9790, 11570, 12727, 18205, 21515, 25454, 29459, 36410, 43030, 47333, 58918, 63635, 94666, 127270, 147295, 236665, 294590, 324049, 382967, 473330, 648098, 765934, 1620245, 1914835, 3240490, 3829670, 4212637, 8425274, 21063185, 42126370]

約数ペア:

[(1, 42126370), (2, 21063185), (5, 8425274), (10, 4212637), (11, 3829670), (13, 3240490), (22, 1914835), (26, 1620245), (55, 765934), (65, 648098), (89, 473330), (110, 382967), (130, 324049), (143, 294590), (178, 236665), (286, 147295), (331, 127270), (445, 94666), (662, 63635), (715, 58918), (890, 47333), (979, 43030), (1157, 36410), (1430, 29459), (1655, 25454), (1958, 21515), (2314, 18205), (3310, 12727), (3641, 11570), (4303, 9790), (4895, 8606), (5785, 7282)]