31127850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 95665752

約数和(自身を除く): 64537902

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 30, 34, 39, 45, 50, 51, 65, 75, 78, 85, 90, 102, 117, 130, 150, 153, 170, 195, 221, 225, 234, 255, 306, 313, 325, 390, 425, 442, 450, 510, 585, 626, 650, 663, 765, 850, 939, 975, 1105, 1170, 1275, 1326, 1530, 1565, 1878, 1950, 1989, 2210, 2550, 2817, 2925, 3130, 3315, 3825, 3978, 4069, 4695, 5321, 5525, 5634, 5850, 6630, 7650, 7825, 8138, 9390, 9945, 10642, 11050, 12207, 14085, 15650, 15963, 16575, 19890, 20345, 23475, 24414, 26605, 28170, 31926, 33150, 36621, 40690, 46950, 47889, 49725, 53210, 61035, 69173, 70425, 73242, 79815, 95778, 99450, 101725, 122070, 133025, 138346, 140850, 159630, 183105, 203450, 207519, 239445, 266050, 305175, 345865, 366210, 399075, 415038, 478890, 610350, 622557, 691730, 798150, 915525, 1037595, 1197225, 1245114, 1729325, 1831050, 2075190, 2394450, 3112785, 3458650, 5187975, 6225570, 10375950, 15563925, 31127850]

約数ペア:

[(1, 31127850), (2, 15563925), (3, 10375950), (5, 6225570), (6, 5187975), (9, 3458650), (10, 3112785), (13, 2394450), (15, 2075190), (17, 1831050), (18, 1729325), (25, 1245114), (26, 1197225), (30, 1037595), (34, 915525), (39, 798150), (45, 691730), (50, 622557), (51, 610350), (65, 478890), (75, 415038), (78, 399075), (85, 366210), (90, 345865), (102, 305175), (117, 266050), (130, 239445), (150, 207519), (153, 203450), (170, 183105), (195, 159630), (221, 140850), (225, 138346), (234, 133025), (255, 122070), (306, 101725), (313, 99450), (325, 95778), (390, 79815), (425, 73242), (442, 70425), (450, 69173), (510, 61035), (585, 53210), (626, 49725), (650, 47889), (663, 46950), (765, 40690), (850, 36621), (939, 33150), (975, 31926), (1105, 28170), (1170, 26605), (1275, 24414), (1326, 23475), (1530, 20345), (1565, 19890), (1878, 16575), (1950, 15963), (1989, 15650), (2210, 14085), (2550, 12207), (2817, 11050), (2925, 10642), (3130, 9945), (3315, 9390), (3825, 8138), (3978, 7825), (4069, 7650), (4695, 6630), (5321, 5850), (5525, 5634)]