208065320740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{36229}}^1$

素因数の和:36485

約数の個数: 96

約数和(自身を含む): 461610777600

約数和(自身を除く): 253545456860

約数列:

[1, 2, 4, 5, 10, 20, 31, 59, 62, 118, 124, 155, 157, 236, 295, 310, 314, 590, 620, 628, 785, 1180, 1570, 1829, 3140, 3658, 4867, 7316, 9145, 9263, 9734, 18290, 18526, 19468, 24335, 36229, 36580, 37052, 46315, 48670, 72458, 92630, 97340, 144916, 181145, 185260, 287153, 362290, 574306, 724580, 1123099, 1148612, 1435765, 2137511, 2246198, 2871530, 4275022, 4492396, 5615495, 5687953, 5743060, 8550044, 10687555, 11230990, 11375906, 21375110, 22461980, 22751812, 28439765, 42750220, 56879530, 66262841, 113759060, 132525682, 176326543, 265051364, 331314205, 335589227, 352653086, 662628410, 671178454, 705306172, 881632715, 1325256820, 1342356908, 1677946135, 1763265430, 3355892270, 3526530860, 6711784540, 10403266037, 20806532074, 41613064148, 52016330185, 104032660370, 208065320740]

約数ペア:

[(1, 208065320740), (2, 104032660370), (4, 52016330185), (5, 41613064148), (10, 20806532074), (20, 10403266037), (31, 6711784540), (59, 3526530860), (62, 3355892270), (118, 1763265430), (124, 1677946135), (155, 1342356908), (157, 1325256820), (236, 881632715), (295, 705306172), (310, 671178454), (314, 662628410), (590, 352653086), (620, 335589227), (628, 331314205), (785, 265051364), (1180, 176326543), (1570, 132525682), (1829, 113759060), (3140, 66262841), (3658, 56879530), (4867, 42750220), (7316, 28439765), (9145, 22751812), (9263, 22461980), (9734, 21375110), (18290, 11375906), (18526, 11230990), (19468, 10687555), (24335, 8550044), (36229, 5743060), (36580, 5687953), (37052, 5615495), (46315, 4492396), (48670, 4275022), (72458, 2871530), (92630, 2246198), (97340, 2137511), (144916, 1435765), (181145, 1148612), (185260, 1123099), (287153, 724580), (362290, 574306)]