2019496250

素因数分解:

$2^1\times 5^4\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 80

約数和(自身を含む): 3896877600

約数和(自身を除く): 1877381350

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 125, 139, 197, 250, 278, 295, 394, 590, 625, 695, 985, 1250, 1390, 1475, 1970, 2950, 3475, 4925, 6950, 7375, 8201, 9850, 11623, 14750, 16402, 17375, 23246, 24625, 27383, 34750, 36875, 41005, 49250, 54766, 58115, 73750, 82010, 86875, 116230, 123125, 136915, 173750, 205025, 246250, 273830, 290575, 410050, 581150, 684575, 1025125, 1369150, 1452875, 1615597, 2050250, 2905750, 3231194, 3422875, 5125625, 6845750, 7264375, 8077985, 10251250, 14528750, 16155970, 17114375, 34228750, 40389925, 80779850, 201949625, 403899250, 1009748125, 2019496250]

約数ペア:

[(1, 2019496250), (2, 1009748125), (5, 403899250), (10, 201949625), (25, 80779850), (50, 40389925), (59, 34228750), (118, 17114375), (125, 16155970), (139, 14528750), (197, 10251250), (250, 8077985), (278, 7264375), (295, 6845750), (394, 5125625), (590, 3422875), (625, 3231194), (695, 2905750), (985, 2050250), (1250, 1615597), (1390, 1452875), (1475, 1369150), (1970, 1025125), (2950, 684575), (3475, 581150), (4925, 410050), (6950, 290575), (7375, 273830), (8201, 246250), (9850, 205025), (11623, 173750), (14750, 136915), (16402, 123125), (17375, 116230), (23246, 86875), (24625, 82010), (27383, 73750), (34750, 58115), (36875, 54766), (41005, 49250)]