7797721100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{31079}}^1$

素因数の和:31299

約数の個数: 72

約数和(自身を含む): 18317681760

約数和(自身を除く): 10519960660

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 193, 260, 325, 386, 650, 772, 965, 1300, 1930, 2509, 3860, 4825, 5018, 9650, 10036, 12545, 19300, 25090, 31079, 50180, 62158, 62725, 124316, 125450, 155395, 250900, 310790, 404027, 621580, 776975, 808054, 1553950, 1616108, 2020135, 3107900, 4040270, 5998247, 8080540, 10100675, 11996494, 20201350, 23992988, 29991235, 40402700, 59982470, 77977211, 119964940, 149956175, 155954422, 299912350, 311908844, 389886055, 599824700, 779772110, 1559544220, 1949430275, 3898860550, 7797721100]

約数ペア:

[(1, 7797721100), (2, 3898860550), (4, 1949430275), (5, 1559544220), (10, 779772110), (13, 599824700), (20, 389886055), (25, 311908844), (26, 299912350), (50, 155954422), (52, 149956175), (65, 119964940), (100, 77977211), (130, 59982470), (193, 40402700), (260, 29991235), (325, 23992988), (386, 20201350), (650, 11996494), (772, 10100675), (965, 8080540), (1300, 5998247), (1930, 4040270), (2509, 3107900), (3860, 2020135), (4825, 1616108), (5018, 1553950), (9650, 808054), (10036, 776975), (12545, 621580), (19300, 404027), (25090, 310790), (31079, 250900), (50180, 155395), (62158, 125450), (62725, 124316)]