28150400

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 73358400

約数和(自身を除く): 45208000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 304, 320, 380, 400, 463, 475, 608, 640, 760, 800, 926, 950, 1216, 1520, 1600, 1852, 1900, 2315, 2432, 3040, 3200, 3704, 3800, 4630, 6080, 7408, 7600, 8797, 9260, 11575, 12160, 14816, 15200, 17594, 18520, 23150, 29632, 30400, 35188, 37040, 43985, 46300, 59264, 60800, 70376, 74080, 87970, 92600, 140752, 148160, 175940, 185200, 219925, 281504, 296320, 351880, 370400, 439850, 563008, 703760, 740800, 879700, 1126016, 1407520, 1481600, 1759400, 2815040, 3518800, 5630080, 7037600, 14075200, 28150400]

約数ペア:

[(1, 28150400), (2, 14075200), (4, 7037600), (5, 5630080), (8, 3518800), (10, 2815040), (16, 1759400), (19, 1481600), (20, 1407520), (25, 1126016), (32, 879700), (38, 740800), (40, 703760), (50, 563008), (64, 439850), (76, 370400), (80, 351880), (95, 296320), (100, 281504), (128, 219925), (152, 185200), (160, 175940), (190, 148160), (200, 140752), (304, 92600), (320, 87970), (380, 74080), (400, 70376), (463, 60800), (475, 59264), (608, 46300), (640, 43985), (760, 37040), (800, 35188), (926, 30400), (950, 29632), (1216, 23150), (1520, 18520), (1600, 17594), (1852, 15200), (1900, 14816), (2315, 12160), (2432, 11575), (3040, 9260), (3200, 8797), (3704, 7600), (3800, 7408), (4630, 6080)]