82005420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{27893}}^1$

素因数の和:27919

約数の個数: 72

約数和(自身を含む): 267112944

約数和(自身を除く): 185107524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 27893, 55786, 83679, 111572, 139465, 167358, 195251, 278930, 334716, 390502, 418395, 557860, 585753, 781004, 836790, 976255, 1171506, 1366757, 1673580, 1952510, 2343012, 2733514, 2928765, 3905020, 4100271, 5467028, 5857530, 6833785, 8200542, 11715060, 13667570, 16401084, 20501355, 27335140, 41002710, 82005420]

約数ペア:

[(1, 82005420), (2, 41002710), (3, 27335140), (4, 20501355), (5, 16401084), (6, 13667570), (7, 11715060), (10, 8200542), (12, 6833785), (14, 5857530), (15, 5467028), (20, 4100271), (21, 3905020), (28, 2928765), (30, 2733514), (35, 2343012), (42, 1952510), (49, 1673580), (60, 1366757), (70, 1171506), (84, 976255), (98, 836790), (105, 781004), (140, 585753), (147, 557860), (196, 418395), (210, 390502), (245, 334716), (294, 278930), (420, 195251), (490, 167358), (588, 139465), (735, 111572), (980, 83679), (1470, 55786), (2940, 27893)]