348151700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 144

約数和(自身を含む): 860944896

約数和(自身を除く): 512793196

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 53, 62, 65, 100, 106, 124, 130, 155, 163, 212, 260, 265, 310, 325, 326, 403, 530, 620, 650, 652, 689, 775, 806, 815, 1060, 1300, 1325, 1378, 1550, 1612, 1630, 1643, 2015, 2119, 2650, 2756, 3100, 3260, 3286, 3445, 4030, 4075, 4238, 5053, 5300, 6572, 6890, 8060, 8150, 8215, 8476, 8639, 10075, 10106, 10595, 13780, 16300, 16430, 17225, 17278, 20150, 20212, 21190, 21359, 25265, 32860, 34450, 34556, 40300, 41075, 42380, 42718, 43195, 50530, 52975, 65689, 68900, 82150, 85436, 86390, 101060, 105950, 106795, 112307, 126325, 131378, 164300, 172780, 211900, 213590, 215975, 224614, 252650, 262756, 267809, 328445, 427180, 431950, 449228, 505300, 533975, 535618, 561535, 656890, 863900, 1067950, 1071236, 1123070, 1313780, 1339045, 1642225, 2135900, 2246140, 2678090, 2807675, 3284450, 3481517, 5356180, 5615350, 6568900, 6695225, 6963034, 11230700, 13390450, 13926068, 17407585, 26780900, 34815170, 69630340, 87037925, 174075850, 348151700]

約数ペア:

[(1, 348151700), (2, 174075850), (4, 87037925), (5, 69630340), (10, 34815170), (13, 26780900), (20, 17407585), (25, 13926068), (26, 13390450), (31, 11230700), (50, 6963034), (52, 6695225), (53, 6568900), (62, 5615350), (65, 5356180), (100, 3481517), (106, 3284450), (124, 2807675), (130, 2678090), (155, 2246140), (163, 2135900), (212, 1642225), (260, 1339045), (265, 1313780), (310, 1123070), (325, 1071236), (326, 1067950), (403, 863900), (530, 656890), (620, 561535), (650, 535618), (652, 533975), (689, 505300), (775, 449228), (806, 431950), (815, 427180), (1060, 328445), (1300, 267809), (1325, 262756), (1378, 252650), (1550, 224614), (1612, 215975), (1630, 213590), (1643, 211900), (2015, 172780), (2119, 164300), (2650, 131378), (2756, 126325), (3100, 112307), (3260, 106795), (3286, 105950), (3445, 101060), (4030, 86390), (4075, 85436), (4238, 82150), (5053, 68900), (5300, 65689), (6572, 52975), (6890, 50530), (8060, 43195), (8150, 42718), (8215, 42380), (8476, 41075), (8639, 40300), (10075, 34556), (10106, 34450), (10595, 32860), (13780, 25265), (16300, 21359), (16430, 21190), (17225, 20212), (17278, 20150)]