155686000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:300

約数の個数: 160

約数和(自身を含む): 421312320

約数和(自身を除く): 265626320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 80, 85, 95, 100, 125, 136, 152, 170, 190, 200, 241, 250, 272, 304, 323, 340, 380, 400, 425, 475, 482, 500, 646, 680, 760, 850, 950, 964, 1000, 1205, 1292, 1360, 1520, 1615, 1700, 1900, 1928, 2000, 2125, 2375, 2410, 2584, 3230, 3400, 3800, 3856, 4097, 4250, 4579, 4750, 4820, 5168, 6025, 6460, 6800, 7600, 8075, 8194, 8500, 9158, 9500, 9640, 12050, 12920, 16150, 16388, 17000, 18316, 19000, 19280, 20485, 22895, 24100, 25840, 30125, 32300, 32776, 34000, 36632, 38000, 40375, 40970, 45790, 48200, 60250, 64600, 65552, 73264, 77843, 80750, 81940, 91580, 96400, 102425, 114475, 120500, 129200, 155686, 161500, 163880, 183160, 204850, 228950, 241000, 311372, 323000, 327760, 366320, 389215, 409700, 457900, 482000, 512125, 572375, 622744, 646000, 778430, 819400, 915800, 1024250, 1144750, 1245488, 1556860, 1638800, 1831600, 1946075, 2048500, 2289500, 3113720, 3892150, 4097000, 4579000, 6227440, 7784300, 8194000, 9158000, 9730375, 15568600, 19460750, 31137200, 38921500, 77843000, 155686000]

約数ペア:

[(1, 155686000), (2, 77843000), (4, 38921500), (5, 31137200), (8, 19460750), (10, 15568600), (16, 9730375), (17, 9158000), (19, 8194000), (20, 7784300), (25, 6227440), (34, 4579000), (38, 4097000), (40, 3892150), (50, 3113720), (68, 2289500), (76, 2048500), (80, 1946075), (85, 1831600), (95, 1638800), (100, 1556860), (125, 1245488), (136, 1144750), (152, 1024250), (170, 915800), (190, 819400), (200, 778430), (241, 646000), (250, 622744), (272, 572375), (304, 512125), (323, 482000), (340, 457900), (380, 409700), (400, 389215), (425, 366320), (475, 327760), (482, 323000), (500, 311372), (646, 241000), (680, 228950), (760, 204850), (850, 183160), (950, 163880), (964, 161500), (1000, 155686), (1205, 129200), (1292, 120500), (1360, 114475), (1520, 102425), (1615, 96400), (1700, 91580), (1900, 81940), (1928, 80750), (2000, 77843), (2125, 73264), (2375, 65552), (2410, 64600), (2584, 60250), (3230, 48200), (3400, 45790), (3800, 40970), (3856, 40375), (4097, 38000), (4250, 36632), (4579, 34000), (4750, 32776), (4820, 32300), (5168, 30125), (6025, 25840), (6460, 24100), (6800, 22895), (7600, 20485), (8075, 19280), (8194, 19000), (8500, 18316), (9158, 17000), (9500, 16388), (9640, 16150), (12050, 12920)]