78300080

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:438

約数の個数: 80

約数和(自身を含む): 189228960

約数和(自身を除く): 110928880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 59, 80, 106, 118, 212, 236, 265, 295, 313, 424, 472, 530, 590, 626, 848, 944, 1060, 1180, 1252, 1565, 2120, 2360, 2504, 3127, 3130, 4240, 4720, 5008, 6254, 6260, 12508, 12520, 15635, 16589, 18467, 25016, 25040, 31270, 33178, 36934, 50032, 62540, 66356, 73868, 82945, 92335, 125080, 132712, 147736, 165890, 184670, 250160, 265424, 295472, 331780, 369340, 663560, 738680, 978751, 1327120, 1477360, 1957502, 3915004, 4893755, 7830008, 9787510, 15660016, 19575020, 39150040, 78300080]

約数ペア:

[(1, 78300080), (2, 39150040), (4, 19575020), (5, 15660016), (8, 9787510), (10, 7830008), (16, 4893755), (20, 3915004), (40, 1957502), (53, 1477360), (59, 1327120), (80, 978751), (106, 738680), (118, 663560), (212, 369340), (236, 331780), (265, 295472), (295, 265424), (313, 250160), (424, 184670), (472, 165890), (530, 147736), (590, 132712), (626, 125080), (848, 92335), (944, 82945), (1060, 73868), (1180, 66356), (1252, 62540), (1565, 50032), (2120, 36934), (2360, 33178), (2504, 31270), (3127, 25040), (3130, 25016), (4240, 18467), (4720, 16589), (5008, 15635), (6254, 12520), (6260, 12508)]