194670580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 468236160

約数和(自身を除く): 273565580

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 157, 190, 247, 251, 260, 314, 380, 494, 502, 628, 785, 988, 1004, 1235, 1255, 1570, 2041, 2470, 2510, 2983, 3140, 3263, 4082, 4769, 4940, 5020, 5966, 6526, 8164, 9538, 10205, 11932, 13052, 14915, 16315, 19076, 20410, 23845, 29830, 32630, 38779, 39407, 40820, 47690, 59660, 61997, 65260, 77558, 78814, 95380, 123994, 155116, 157628, 193895, 197035, 247988, 309985, 387790, 394070, 512291, 619970, 748733, 775580, 788140, 1024582, 1239940, 1497466, 2049164, 2561455, 2994932, 3743665, 5122910, 7487330, 9733529, 10245820, 14974660, 19467058, 38934116, 48667645, 97335290, 194670580]

約数ペア:

[(1, 194670580), (2, 97335290), (4, 48667645), (5, 38934116), (10, 19467058), (13, 14974660), (19, 10245820), (20, 9733529), (26, 7487330), (38, 5122910), (52, 3743665), (65, 2994932), (76, 2561455), (95, 2049164), (130, 1497466), (157, 1239940), (190, 1024582), (247, 788140), (251, 775580), (260, 748733), (314, 619970), (380, 512291), (494, 394070), (502, 387790), (628, 309985), (785, 247988), (988, 197035), (1004, 193895), (1235, 157628), (1255, 155116), (1570, 123994), (2041, 95380), (2470, 78814), (2510, 77558), (2983, 65260), (3140, 61997), (3263, 59660), (4082, 47690), (4769, 40820), (4940, 39407), (5020, 38779), (5966, 32630), (6526, 29830), (8164, 23845), (9538, 20410), (10205, 19076), (11932, 16315), (13052, 14915)]