8021000260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{7213}}^1$

素因数の和:7302

約数の個数: 144

約数和(自身を含む): 21291572736

約数和(自身を除く): 13270572476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 169, 182, 188, 235, 260, 329, 338, 364, 455, 470, 611, 658, 676, 845, 910, 940, 1183, 1222, 1316, 1645, 1690, 1820, 2366, 2444, 3055, 3290, 3380, 4277, 4732, 5915, 6110, 6580, 7213, 7943, 8554, 11830, 12220, 14426, 15886, 17108, 21385, 23660, 28852, 31772, 36065, 39715, 42770, 50491, 55601, 72130, 79430, 85540, 93769, 100982, 111202, 144260, 158860, 187538, 201964, 222404, 252455, 278005, 339011, 375076, 468845, 504910, 556010, 656383, 678022, 937690, 1009820, 1112020, 1218997, 1312766, 1356044, 1695055, 1875380, 2373077, 2437994, 2625532, 3281915, 3390110, 4407143, 4746154, 4875988, 6094985, 6563830, 6780220, 8532979, 8814286, 9492308, 11865385, 12189970, 13127660, 17065958, 17628572, 22035715, 23730770, 24379940, 30850001, 34131916, 42664895, 44071430, 47461540, 57292859, 61700002, 85329790, 88142860, 114585718, 123400004, 154250005, 170659580, 229171436, 286464295, 308500010, 401050013, 572928590, 617000020, 802100026, 1145857180, 1604200052, 2005250065, 4010500130, 8021000260]

約数ペア:

[(1, 8021000260), (2, 4010500130), (4, 2005250065), (5, 1604200052), (7, 1145857180), (10, 802100026), (13, 617000020), (14, 572928590), (20, 401050013), (26, 308500010), (28, 286464295), (35, 229171436), (47, 170659580), (52, 154250005), (65, 123400004), (70, 114585718), (91, 88142860), (94, 85329790), (130, 61700002), (140, 57292859), (169, 47461540), (182, 44071430), (188, 42664895), (235, 34131916), (260, 30850001), (329, 24379940), (338, 23730770), (364, 22035715), (455, 17628572), (470, 17065958), (611, 13127660), (658, 12189970), (676, 11865385), (845, 9492308), (910, 8814286), (940, 8532979), (1183, 6780220), (1222, 6563830), (1316, 6094985), (1645, 4875988), (1690, 4746154), (1820, 4407143), (2366, 3390110), (2444, 3281915), (3055, 2625532), (3290, 2437994), (3380, 2373077), (4277, 1875380), (4732, 1695055), (5915, 1356044), (6110, 1312766), (6580, 1218997), (7213, 1112020), (7943, 1009820), (8554, 937690), (11830, 678022), (12220, 656383), (14426, 556010), (15886, 504910), (17108, 468845), (21385, 375076), (23660, 339011), (28852, 278005), (31772, 252455), (36065, 222404), (39715, 201964), (42770, 187538), (50491, 158860), (55601, 144260), (72130, 111202), (79430, 100982), (85540, 93769)]