51961000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1$

素因数の和:612

約数の個数: 128

約数和(自身を含む): 149909760

約数和(自身を除く): 97948760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 125, 130, 140, 175, 182, 200, 250, 260, 280, 325, 350, 364, 455, 500, 520, 571, 650, 700, 728, 875, 910, 1000, 1142, 1300, 1400, 1625, 1750, 1820, 2275, 2284, 2600, 2855, 3250, 3500, 3640, 3997, 4550, 4568, 5710, 6500, 7000, 7423, 7994, 9100, 11375, 11420, 13000, 14275, 14846, 15988, 18200, 19985, 22750, 22840, 28550, 29692, 31976, 37115, 39970, 45500, 51961, 57100, 59384, 71375, 74230, 79940, 91000, 99925, 103922, 114200, 142750, 148460, 159880, 185575, 199850, 207844, 259805, 285500, 296920, 371150, 399700, 415688, 499625, 519610, 571000, 742300, 799400, 927875, 999250, 1039220, 1299025, 1484600, 1855750, 1998500, 2078440, 2598050, 3711500, 3997000, 5196100, 6495125, 7423000, 10392200, 12990250, 25980500, 51961000]

約数ペア:

[(1, 51961000), (2, 25980500), (4, 12990250), (5, 10392200), (7, 7423000), (8, 6495125), (10, 5196100), (13, 3997000), (14, 3711500), (20, 2598050), (25, 2078440), (26, 1998500), (28, 1855750), (35, 1484600), (40, 1299025), (50, 1039220), (52, 999250), (56, 927875), (65, 799400), (70, 742300), (91, 571000), (100, 519610), (104, 499625), (125, 415688), (130, 399700), (140, 371150), (175, 296920), (182, 285500), (200, 259805), (250, 207844), (260, 199850), (280, 185575), (325, 159880), (350, 148460), (364, 142750), (455, 114200), (500, 103922), (520, 99925), (571, 91000), (650, 79940), (700, 74230), (728, 71375), (875, 59384), (910, 57100), (1000, 51961), (1142, 45500), (1300, 39970), (1400, 37115), (1625, 31976), (1750, 29692), (1820, 28550), (2275, 22840), (2284, 22750), (2600, 19985), (2855, 18200), (3250, 15988), (3500, 14846), (3640, 14275), (3997, 13000), (4550, 11420), (4568, 11375), (5710, 9100), (6500, 7994), (7000, 7423)]