988937300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:562

約数の個数: 108

約数和(自身を含む): 2344537440

約数和(自身を除く): 1355600140

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 163, 169, 260, 325, 326, 338, 359, 650, 652, 676, 718, 815, 845, 1300, 1436, 1630, 1690, 1795, 2119, 3260, 3380, 3590, 4075, 4225, 4238, 4667, 7180, 8150, 8450, 8476, 8975, 9334, 10595, 16300, 16900, 17950, 18668, 21190, 23335, 27547, 35900, 42380, 46670, 52975, 55094, 58517, 60671, 93340, 105950, 110188, 116675, 117034, 121342, 137735, 211900, 233350, 234068, 242684, 275470, 292585, 303355, 466700, 550940, 585170, 606710, 688675, 760721, 1170340, 1213420, 1377350, 1462925, 1516775, 1521442, 2754700, 2925850, 3033550, 3042884, 3803605, 5851700, 6067100, 7607210, 9889373, 15214420, 19018025, 19778746, 38036050, 39557492, 49446865, 76072100, 98893730, 197787460, 247234325, 494468650, 988937300]

約数ペア:

[(1, 988937300), (2, 494468650), (4, 247234325), (5, 197787460), (10, 98893730), (13, 76072100), (20, 49446865), (25, 39557492), (26, 38036050), (50, 19778746), (52, 19018025), (65, 15214420), (100, 9889373), (130, 7607210), (163, 6067100), (169, 5851700), (260, 3803605), (325, 3042884), (326, 3033550), (338, 2925850), (359, 2754700), (650, 1521442), (652, 1516775), (676, 1462925), (718, 1377350), (815, 1213420), (845, 1170340), (1300, 760721), (1436, 688675), (1630, 606710), (1690, 585170), (1795, 550940), (2119, 466700), (3260, 303355), (3380, 292585), (3590, 275470), (4075, 242684), (4225, 234068), (4238, 233350), (4667, 211900), (7180, 137735), (8150, 121342), (8450, 117034), (8476, 116675), (8975, 110188), (9334, 105950), (10595, 93340), (16300, 60671), (16900, 58517), (17950, 55094), (18668, 52975), (21190, 46670), (23335, 42380), (27547, 35900)]