68157700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 165991980

約数和(自身を除く): 97834280

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 109, 130, 148, 169, 185, 218, 260, 325, 338, 370, 436, 481, 545, 650, 676, 740, 845, 925, 962, 1090, 1300, 1417, 1690, 1850, 1924, 2180, 2405, 2725, 2834, 3380, 3700, 4033, 4225, 4810, 5450, 5668, 6253, 7085, 8066, 8450, 9620, 10900, 12025, 12506, 14170, 16132, 16900, 18421, 20165, 24050, 25012, 28340, 31265, 35425, 36842, 40330, 48100, 52429, 62530, 70850, 73684, 80660, 92105, 100825, 104858, 125060, 141700, 156325, 184210, 201650, 209716, 262145, 312650, 368420, 403300, 460525, 524290, 625300, 681577, 921050, 1048580, 1310725, 1363154, 1842100, 2621450, 2726308, 3407885, 5242900, 6815770, 13631540, 17039425, 34078850, 68157700]

約数ペア:

[(1, 68157700), (2, 34078850), (4, 17039425), (5, 13631540), (10, 6815770), (13, 5242900), (20, 3407885), (25, 2726308), (26, 2621450), (37, 1842100), (50, 1363154), (52, 1310725), (65, 1048580), (74, 921050), (100, 681577), (109, 625300), (130, 524290), (148, 460525), (169, 403300), (185, 368420), (218, 312650), (260, 262145), (325, 209716), (338, 201650), (370, 184210), (436, 156325), (481, 141700), (545, 125060), (650, 104858), (676, 100825), (740, 92105), (845, 80660), (925, 73684), (962, 70850), (1090, 62530), (1300, 52429), (1417, 48100), (1690, 40330), (1850, 36842), (1924, 35425), (2180, 31265), (2405, 28340), (2725, 25012), (2834, 24050), (3380, 20165), (3700, 18421), (4033, 16900), (4225, 16132), (4810, 14170), (5450, 12506), (5668, 12025), (6253, 10900), (7085, 9620), (8066, 8450)]