158222025

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 335841600

約数和(自身を除く): 177619575

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 73, 75, 95, 117, 135, 169, 171, 195, 219, 225, 247, 285, 325, 351, 365, 475, 507, 513, 585, 657, 675, 741, 845, 855, 949, 975, 1095, 1235, 1387, 1425, 1521, 1755, 1825, 1971, 2223, 2535, 2565, 2847, 2925, 3211, 3285, 3705, 4161, 4225, 4275, 4563, 4745, 5475, 6175, 6669, 6935, 7605, 8541, 8775, 9633, 9855, 11115, 12337, 12483, 12675, 12825, 14235, 16055, 16425, 18031, 18525, 20805, 22815, 23725, 25623, 28899, 33345, 34675, 37011, 37449, 38025, 42705, 48165, 49275, 54093, 55575, 61685, 62415, 71175, 80275, 86697, 90155, 104025, 111033, 114075, 128115, 144495, 162279, 166725, 185055, 187245, 213525, 234403, 240825, 270465, 308425, 312075, 333099, 433485, 450775, 486837, 555165, 640575, 703209, 722475, 811395, 925275, 936225, 1172015, 1352325, 1665495, 2109627, 2167425, 2434185, 2775825, 3516045, 4056975, 5860075, 6328881, 8327475, 10548135, 12170925, 17580225, 31644405, 52740675, 158222025]

約数ペア:

[(1, 158222025), (3, 52740675), (5, 31644405), (9, 17580225), (13, 12170925), (15, 10548135), (19, 8327475), (25, 6328881), (27, 5860075), (39, 4056975), (45, 3516045), (57, 2775825), (65, 2434185), (73, 2167425), (75, 2109627), (95, 1665495), (117, 1352325), (135, 1172015), (169, 936225), (171, 925275), (195, 811395), (219, 722475), (225, 703209), (247, 640575), (285, 555165), (325, 486837), (351, 450775), (365, 433485), (475, 333099), (507, 312075), (513, 308425), (585, 270465), (657, 240825), (675, 234403), (741, 213525), (845, 187245), (855, 185055), (949, 166725), (975, 162279), (1095, 144495), (1235, 128115), (1387, 114075), (1425, 111033), (1521, 104025), (1755, 90155), (1825, 86697), (1971, 80275), (2223, 71175), (2535, 62415), (2565, 61685), (2847, 55575), (2925, 54093), (3211, 49275), (3285, 48165), (3705, 42705), (4161, 38025), (4225, 37449), (4275, 37011), (4563, 34675), (4745, 33345), (5475, 28899), (6175, 25623), (6669, 23725), (6935, 22815), (7605, 20805), (8541, 18525), (8775, 18031), (9633, 16425), (9855, 16055), (11115, 14235), (12337, 12825), (12483, 12675)]