19492006400

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{49123}}^1$

素因数の和:49182

約数の個数: 120

約数和(自身を含む): 49851821184

約数和(自身を除く): 30359814784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 256, 310, 320, 400, 496, 512, 620, 640, 775, 800, 992, 1240, 1280, 1550, 1600, 1984, 2480, 2560, 3100, 3200, 3968, 4960, 6200, 6400, 7936, 9920, 12400, 12800, 15872, 19840, 24800, 39680, 49123, 49600, 79360, 98246, 99200, 196492, 198400, 245615, 392984, 396800, 491230, 785968, 982460, 1228075, 1522813, 1571936, 1964920, 2456150, 3045626, 3143872, 3929840, 4912300, 6091252, 6287744, 7614065, 7859680, 9824600, 12182504, 12575488, 15228130, 15719360, 19649200, 24365008, 25150976, 30456260, 31438720, 38070325, 39298400, 48730016, 60912520, 62877440, 76140650, 78596800, 97460032, 121825040, 125754880, 152281300, 157193600, 194920064, 243650080, 304562600, 314387200, 389840128, 487300160, 609125200, 628774400, 779680256, 974600320, 1218250400, 1949200640, 2436500800, 3898401280, 4873001600, 9746003200, 19492006400]

約数ペア:

[(1, 19492006400), (2, 9746003200), (4, 4873001600), (5, 3898401280), (8, 2436500800), (10, 1949200640), (16, 1218250400), (20, 974600320), (25, 779680256), (31, 628774400), (32, 609125200), (40, 487300160), (50, 389840128), (62, 314387200), (64, 304562600), (80, 243650080), (100, 194920064), (124, 157193600), (128, 152281300), (155, 125754880), (160, 121825040), (200, 97460032), (248, 78596800), (256, 76140650), (310, 62877440), (320, 60912520), (400, 48730016), (496, 39298400), (512, 38070325), (620, 31438720), (640, 30456260), (775, 25150976), (800, 24365008), (992, 19649200), (1240, 15719360), (1280, 15228130), (1550, 12575488), (1600, 12182504), (1984, 9824600), (2480, 7859680), (2560, 7614065), (3100, 6287744), (3200, 6091252), (3968, 4912300), (4960, 3929840), (6200, 3143872), (6400, 3045626), (7936, 2456150), (9920, 1964920), (12400, 1571936), (12800, 1522813), (15872, 1228075), (19840, 982460), (24800, 785968), (39680, 491230), (49123, 396800), (49600, 392984), (79360, 245615), (98246, 198400), (99200, 196492)]