61901240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 148608000

約数和(自身を除く): 86706760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 79, 95, 152, 158, 190, 316, 380, 395, 632, 760, 790, 1031, 1501, 1580, 2062, 3002, 3160, 4124, 5155, 6004, 7505, 8248, 10310, 12008, 15010, 19589, 20620, 30020, 39178, 41240, 60040, 78356, 81449, 97945, 156712, 162898, 195890, 325796, 391780, 407245, 651592, 783560, 814490, 1547531, 1628980, 3095062, 3257960, 6190124, 7737655, 12380248, 15475310, 30950620, 61901240]

約数ペア:

[(1, 61901240), (2, 30950620), (4, 15475310), (5, 12380248), (8, 7737655), (10, 6190124), (19, 3257960), (20, 3095062), (38, 1628980), (40, 1547531), (76, 814490), (79, 783560), (95, 651592), (152, 407245), (158, 391780), (190, 325796), (316, 195890), (380, 162898), (395, 156712), (632, 97945), (760, 81449), (790, 78356), (1031, 60040), (1501, 41240), (1580, 39178), (2062, 30020), (3002, 20620), (3160, 19589), (4124, 15010), (5155, 12008), (6004, 10310), (7505, 8248)]