179660000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{691}}^1$

素因数の和:734

約数の個数: 120

約数和(自身を含む): 476678664

約数和(自身を除く): 297018664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 500, 520, 625, 650, 691, 800, 1000, 1040, 1250, 1300, 1382, 1625, 2000, 2080, 2500, 2600, 2764, 3250, 3455, 4000, 5000, 5200, 5528, 6500, 6910, 8125, 8983, 10000, 10400, 11056, 13000, 13820, 16250, 17275, 17966, 20000, 22112, 26000, 27640, 32500, 34550, 35932, 44915, 52000, 55280, 65000, 69100, 71864, 86375, 89830, 110560, 130000, 138200, 143728, 172750, 179660, 224575, 260000, 276400, 287456, 345500, 359320, 431875, 449150, 552800, 691000, 718640, 863750, 898300, 1122875, 1382000, 1437280, 1727500, 1796600, 2245750, 2764000, 3455000, 3593200, 4491500, 5614375, 6910000, 7186400, 8983000, 11228750, 13820000, 17966000, 22457500, 35932000, 44915000, 89830000, 179660000]

約数ペア:

[(1, 179660000), (2, 89830000), (4, 44915000), (5, 35932000), (8, 22457500), (10, 17966000), (13, 13820000), (16, 11228750), (20, 8983000), (25, 7186400), (26, 6910000), (32, 5614375), (40, 4491500), (50, 3593200), (52, 3455000), (65, 2764000), (80, 2245750), (100, 1796600), (104, 1727500), (125, 1437280), (130, 1382000), (160, 1122875), (200, 898300), (208, 863750), (250, 718640), (260, 691000), (325, 552800), (400, 449150), (416, 431875), (500, 359320), (520, 345500), (625, 287456), (650, 276400), (691, 260000), (800, 224575), (1000, 179660), (1040, 172750), (1250, 143728), (1300, 138200), (1382, 130000), (1625, 110560), (2000, 89830), (2080, 86375), (2500, 71864), (2600, 69100), (2764, 65000), (3250, 55280), (3455, 52000), (4000, 44915), (5000, 35932), (5200, 34550), (5528, 32500), (6500, 27640), (6910, 26000), (8125, 22112), (8983, 20000), (10000, 17966), (10400, 17275), (11056, 16250), (13000, 13820)]