1330321100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:952

約数の個数: 108

約数和(自身を含む): 3121222104

約数和(自身を除く): 1790901004

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 172, 190, 215, 361, 380, 430, 475, 722, 817, 857, 860, 950, 1075, 1444, 1634, 1714, 1805, 1900, 2150, 3268, 3428, 3610, 4085, 4285, 4300, 7220, 8170, 8570, 9025, 15523, 16283, 16340, 17140, 18050, 20425, 21425, 31046, 32566, 36100, 36851, 40850, 42850, 62092, 65132, 73702, 77615, 81415, 81700, 85700, 147404, 155230, 162830, 184255, 309377, 310460, 325660, 368510, 388075, 407075, 618754, 700169, 737020, 776150, 814150, 921275, 1237508, 1400338, 1546885, 1552300, 1628300, 1842550, 2800676, 3093770, 3500845, 3685100, 6187540, 7001690, 7734425, 13303211, 14003380, 15468850, 17504225, 26606422, 30937700, 35008450, 53212844, 66516055, 70016900, 133032110, 266064220, 332580275, 665160550, 1330321100]

約数ペア:

[(1, 1330321100), (2, 665160550), (4, 332580275), (5, 266064220), (10, 133032110), (19, 70016900), (20, 66516055), (25, 53212844), (38, 35008450), (43, 30937700), (50, 26606422), (76, 17504225), (86, 15468850), (95, 14003380), (100, 13303211), (172, 7734425), (190, 7001690), (215, 6187540), (361, 3685100), (380, 3500845), (430, 3093770), (475, 2800676), (722, 1842550), (817, 1628300), (857, 1552300), (860, 1546885), (950, 1400338), (1075, 1237508), (1444, 921275), (1634, 814150), (1714, 776150), (1805, 737020), (1900, 700169), (2150, 618754), (3268, 407075), (3428, 388075), (3610, 368510), (4085, 325660), (4285, 310460), (4300, 309377), (7220, 184255), (8170, 162830), (8570, 155230), (9025, 147404), (15523, 85700), (16283, 81700), (16340, 81415), (17140, 77615), (18050, 73702), (20425, 65132), (21425, 62092), (31046, 42850), (32566, 40850), (36100, 36851)]