139856210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 281014272

約数和(自身を除く): 141158062

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 127, 130, 197, 215, 254, 394, 430, 559, 635, 985, 1118, 1270, 1651, 1970, 2561, 2795, 3302, 5122, 5461, 5590, 8255, 8471, 10922, 12805, 16510, 16942, 25019, 25610, 27305, 42355, 50038, 54610, 70993, 84710, 110123, 125095, 141986, 220246, 250190, 325247, 354965, 550615, 650494, 709930, 1075817, 1101230, 1626235, 2151634, 3252470, 5379085, 10758170, 13985621, 27971242, 69928105, 139856210]

約数ペア:

[(1, 139856210), (2, 69928105), (5, 27971242), (10, 13985621), (13, 10758170), (26, 5379085), (43, 3252470), (65, 2151634), (86, 1626235), (127, 1101230), (130, 1075817), (197, 709930), (215, 650494), (254, 550615), (394, 354965), (430, 325247), (559, 250190), (635, 220246), (985, 141986), (1118, 125095), (1270, 110123), (1651, 84710), (1970, 70993), (2561, 54610), (2795, 50038), (3302, 42355), (5122, 27305), (5461, 25610), (5590, 25019), (8255, 16942), (8471, 16510), (10922, 12805)]