30891952

素因数分解:

$2^4\times 7^3\times {\mathrm{13}}^1\times {\mathrm{433}}^1$

素因数の和:475

約数の個数: 80

約数和(自身を含む): 75342400

約数和(自身を除く): 44450448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 343, 364, 392, 433, 637, 686, 728, 784, 866, 1274, 1372, 1456, 1732, 2548, 2744, 3031, 3464, 4459, 5096, 5488, 5629, 6062, 6928, 8918, 10192, 11258, 12124, 17836, 21217, 22516, 24248, 35672, 39403, 42434, 45032, 48496, 71344, 78806, 84868, 90064, 148519, 157612, 169736, 275821, 297038, 315224, 339472, 551642, 594076, 630448, 1103284, 1188152, 1930747, 2206568, 2376304, 3861494, 4413136, 7722988, 15445976, 30891952]

約数ペア:

[(1, 30891952), (2, 15445976), (4, 7722988), (7, 4413136), (8, 3861494), (13, 2376304), (14, 2206568), (16, 1930747), (26, 1188152), (28, 1103284), (49, 630448), (52, 594076), (56, 551642), (91, 339472), (98, 315224), (104, 297038), (112, 275821), (182, 169736), (196, 157612), (208, 148519), (343, 90064), (364, 84868), (392, 78806), (433, 71344), (637, 48496), (686, 45032), (728, 42434), (784, 39403), (866, 35672), (1274, 24248), (1372, 22516), (1456, 21217), (1732, 17836), (2548, 12124), (2744, 11258), (3031, 10192), (3464, 8918), (4459, 6928), (5096, 6062), (5488, 5629)]