78151990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:349

約数の個数: 64

約数和(自身を含む): 165888000

約数和(自身を除く): 87736010

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 127, 149, 254, 295, 298, 413, 590, 635, 745, 826, 889, 1043, 1270, 1490, 1778, 2065, 2086, 4130, 4445, 5215, 7493, 8791, 8890, 10430, 14986, 17582, 18923, 37465, 37846, 43955, 52451, 61537, 74930, 87910, 94615, 104902, 123074, 132461, 189230, 262255, 264922, 307685, 524510, 615370, 662305, 1116457, 1324610, 2232914, 5582285, 7815199, 11164570, 15630398, 39075995, 78151990]

約数ペア:

[(1, 78151990), (2, 39075995), (5, 15630398), (7, 11164570), (10, 7815199), (14, 5582285), (35, 2232914), (59, 1324610), (70, 1116457), (118, 662305), (127, 615370), (149, 524510), (254, 307685), (295, 264922), (298, 262255), (413, 189230), (590, 132461), (635, 123074), (745, 104902), (826, 94615), (889, 87910), (1043, 74930), (1270, 61537), (1490, 52451), (1778, 43955), (2065, 37846), (2086, 37465), (4130, 18923), (4445, 17582), (5215, 14986), (7493, 10430), (8791, 8890)]