978180100

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{571}}^1$

素因数の和:1085

約数の個数: 72

約数和(自身を含む): 2188554368

約数和(自身を除く): 1210374268

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 74, 100, 148, 185, 370, 463, 571, 740, 925, 926, 1142, 1850, 1852, 2284, 2315, 2855, 3700, 4630, 5710, 9260, 11420, 11575, 14275, 17131, 21127, 23150, 28550, 34262, 42254, 46300, 57100, 68524, 84508, 85655, 105635, 171310, 211270, 264373, 342620, 422540, 428275, 528175, 528746, 856550, 1056350, 1057492, 1321865, 1713100, 2112700, 2643730, 5287460, 6609325, 9781801, 13218650, 19563602, 26437300, 39127204, 48909005, 97818010, 195636020, 244545025, 489090050, 978180100]

約数ペア:

[(1, 978180100), (2, 489090050), (4, 244545025), (5, 195636020), (10, 97818010), (20, 48909005), (25, 39127204), (37, 26437300), (50, 19563602), (74, 13218650), (100, 9781801), (148, 6609325), (185, 5287460), (370, 2643730), (463, 2112700), (571, 1713100), (740, 1321865), (925, 1057492), (926, 1056350), (1142, 856550), (1850, 528746), (1852, 528175), (2284, 428275), (2315, 422540), (2855, 342620), (3700, 264373), (4630, 211270), (5710, 171310), (9260, 105635), (11420, 85655), (11575, 84508), (14275, 68524), (17131, 57100), (21127, 46300), (23150, 42254), (28550, 34262)]