71029000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 193939200

約数和(自身を除く): 122910200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 73, 100, 125, 139, 140, 146, 175, 200, 250, 278, 280, 292, 350, 365, 500, 511, 556, 584, 695, 700, 730, 875, 973, 1000, 1022, 1112, 1390, 1400, 1460, 1750, 1825, 1946, 2044, 2555, 2780, 2920, 3475, 3500, 3650, 3892, 4088, 4865, 5110, 5560, 6950, 7000, 7300, 7784, 9125, 9730, 10147, 10220, 12775, 13900, 14600, 17375, 18250, 19460, 20294, 20440, 24325, 25550, 27800, 34750, 36500, 38920, 40588, 48650, 50735, 51100, 63875, 69500, 71029, 73000, 81176, 97300, 101470, 102200, 121625, 127750, 139000, 142058, 194600, 202940, 243250, 253675, 255500, 284116, 355145, 405880, 486500, 507350, 511000, 568232, 710290, 973000, 1014700, 1268375, 1420580, 1775725, 2029400, 2536750, 2841160, 3551450, 5073500, 7102900, 8878625, 10147000, 14205800, 17757250, 35514500, 71029000]

約数ペア:

[(1, 71029000), (2, 35514500), (4, 17757250), (5, 14205800), (7, 10147000), (8, 8878625), (10, 7102900), (14, 5073500), (20, 3551450), (25, 2841160), (28, 2536750), (35, 2029400), (40, 1775725), (50, 1420580), (56, 1268375), (70, 1014700), (73, 973000), (100, 710290), (125, 568232), (139, 511000), (140, 507350), (146, 486500), (175, 405880), (200, 355145), (250, 284116), (278, 255500), (280, 253675), (292, 243250), (350, 202940), (365, 194600), (500, 142058), (511, 139000), (556, 127750), (584, 121625), (695, 102200), (700, 101470), (730, 97300), (875, 81176), (973, 73000), (1000, 71029), (1022, 69500), (1112, 63875), (1390, 51100), (1400, 50735), (1460, 48650), (1750, 40588), (1825, 38920), (1946, 36500), (2044, 34750), (2555, 27800), (2780, 25550), (2920, 24325), (3475, 20440), (3500, 20294), (3650, 19460), (3892, 18250), (4088, 17375), (4865, 14600), (5110, 13900), (5560, 12775), (6950, 10220), (7000, 10147), (7300, 9730), (7784, 9125)]