63940000

素因数分解:

$2^5\times 5^4\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 120

約数和(自身を含む): 165322080

約数和(自身を除く): 101382080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 80, 92, 100, 115, 125, 139, 160, 184, 200, 230, 250, 278, 368, 400, 460, 500, 556, 575, 625, 695, 736, 800, 920, 1000, 1112, 1150, 1250, 1390, 1840, 2000, 2224, 2300, 2500, 2780, 2875, 3197, 3475, 3680, 4000, 4448, 4600, 5000, 5560, 5750, 6394, 6950, 9200, 10000, 11120, 11500, 12788, 13900, 14375, 15985, 17375, 18400, 20000, 22240, 23000, 25576, 27800, 28750, 31970, 34750, 46000, 51152, 55600, 57500, 63940, 69500, 79925, 86875, 92000, 102304, 111200, 115000, 127880, 139000, 159850, 173750, 230000, 255760, 278000, 319700, 347500, 399625, 460000, 511520, 556000, 639400, 695000, 799250, 1278800, 1390000, 1598500, 1998125, 2557600, 2780000, 3197000, 3996250, 6394000, 7992500, 12788000, 15985000, 31970000, 63940000]

約数ペア:

[(1, 63940000), (2, 31970000), (4, 15985000), (5, 12788000), (8, 7992500), (10, 6394000), (16, 3996250), (20, 3197000), (23, 2780000), (25, 2557600), (32, 1998125), (40, 1598500), (46, 1390000), (50, 1278800), (80, 799250), (92, 695000), (100, 639400), (115, 556000), (125, 511520), (139, 460000), (160, 399625), (184, 347500), (200, 319700), (230, 278000), (250, 255760), (278, 230000), (368, 173750), (400, 159850), (460, 139000), (500, 127880), (556, 115000), (575, 111200), (625, 102304), (695, 92000), (736, 86875), (800, 79925), (920, 69500), (1000, 63940), (1112, 57500), (1150, 55600), (1250, 51152), (1390, 46000), (1840, 34750), (2000, 31970), (2224, 28750), (2300, 27800), (2500, 25576), (2780, 23000), (2875, 22240), (3197, 20000), (3475, 18400), (3680, 17375), (4000, 15985), (4448, 14375), (4600, 13900), (5000, 12788), (5560, 11500), (5750, 11120), (6394, 10000), (6950, 9200)]