38649000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1028

約数の個数: 128

約数和(自身を含む): 129991680

約数和(自身を除く): 91342680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 500, 520, 600, 650, 750, 780, 975, 991, 1000, 1300, 1500, 1560, 1625, 1950, 1982, 2600, 2973, 3000, 3250, 3900, 3964, 4875, 4955, 5946, 6500, 7800, 7928, 9750, 9910, 11892, 12883, 13000, 14865, 19500, 19820, 23784, 24775, 25766, 29730, 38649, 39000, 39640, 49550, 51532, 59460, 64415, 74325, 77298, 99100, 103064, 118920, 123875, 128830, 148650, 154596, 193245, 198200, 247750, 257660, 297300, 309192, 322075, 371625, 386490, 495500, 515320, 594600, 644150, 743250, 772980, 966225, 991000, 1288300, 1486500, 1545960, 1610375, 1932450, 2576600, 2973000, 3220750, 3864900, 4831125, 6441500, 7729800, 9662250, 12883000, 19324500, 38649000]

約数ペア:

[(1, 38649000), (2, 19324500), (3, 12883000), (4, 9662250), (5, 7729800), (6, 6441500), (8, 4831125), (10, 3864900), (12, 3220750), (13, 2973000), (15, 2576600), (20, 1932450), (24, 1610375), (25, 1545960), (26, 1486500), (30, 1288300), (39, 991000), (40, 966225), (50, 772980), (52, 743250), (60, 644150), (65, 594600), (75, 515320), (78, 495500), (100, 386490), (104, 371625), (120, 322075), (125, 309192), (130, 297300), (150, 257660), (156, 247750), (195, 198200), (200, 193245), (250, 154596), (260, 148650), (300, 128830), (312, 123875), (325, 118920), (375, 103064), (390, 99100), (500, 77298), (520, 74325), (600, 64415), (650, 59460), (750, 51532), (780, 49550), (975, 39640), (991, 39000), (1000, 38649), (1300, 29730), (1500, 25766), (1560, 24775), (1625, 23784), (1950, 19820), (1982, 19500), (2600, 14865), (2973, 13000), (3000, 12883), (3250, 11892), (3900, 9910), (3964, 9750), (4875, 7928), (4955, 7800), (5946, 6500)]