401180000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1586

約数の個数: 120

約数和(自身を含む): 1063572048

約数和(自身を除く): 662392048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 125, 130, 160, 200, 208, 250, 260, 325, 400, 416, 500, 520, 625, 650, 800, 1000, 1040, 1250, 1300, 1543, 1625, 2000, 2080, 2500, 2600, 3086, 3250, 4000, 5000, 5200, 6172, 6500, 7715, 8125, 10000, 10400, 12344, 13000, 15430, 16250, 20000, 20059, 24688, 26000, 30860, 32500, 38575, 40118, 49376, 52000, 61720, 65000, 77150, 80236, 100295, 123440, 130000, 154300, 160472, 192875, 200590, 246880, 260000, 308600, 320944, 385750, 401180, 501475, 617200, 641888, 771500, 802360, 964375, 1002950, 1234400, 1543000, 1604720, 1928750, 2005900, 2507375, 3086000, 3209440, 3857500, 4011800, 5014750, 6172000, 7715000, 8023600, 10029500, 12536875, 15430000, 16047200, 20059000, 25073750, 30860000, 40118000, 50147500, 80236000, 100295000, 200590000, 401180000]

約数ペア:

[(1, 401180000), (2, 200590000), (4, 100295000), (5, 80236000), (8, 50147500), (10, 40118000), (13, 30860000), (16, 25073750), (20, 20059000), (25, 16047200), (26, 15430000), (32, 12536875), (40, 10029500), (50, 8023600), (52, 7715000), (65, 6172000), (80, 5014750), (100, 4011800), (104, 3857500), (125, 3209440), (130, 3086000), (160, 2507375), (200, 2005900), (208, 1928750), (250, 1604720), (260, 1543000), (325, 1234400), (400, 1002950), (416, 964375), (500, 802360), (520, 771500), (625, 641888), (650, 617200), (800, 501475), (1000, 401180), (1040, 385750), (1250, 320944), (1300, 308600), (1543, 260000), (1625, 246880), (2000, 200590), (2080, 192875), (2500, 160472), (2600, 154300), (3086, 130000), (3250, 123440), (4000, 100295), (5000, 80236), (5200, 77150), (6172, 65000), (6500, 61720), (7715, 52000), (8125, 49376), (10000, 40118), (10400, 38575), (12344, 32500), (13000, 30860), (15430, 26000), (16250, 24688), (20000, 20059)]