7423000

素因数分解:

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

素因数の和:605

約数の個数: 64

約数和(自身を含む): 18738720

約数和(自身を除く): 11315720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 571, 650, 1000, 1142, 1300, 1625, 2284, 2600, 2855, 3250, 4568, 5710, 6500, 7423, 11420, 13000, 14275, 14846, 22840, 28550, 29692, 37115, 57100, 59384, 71375, 74230, 114200, 142750, 148460, 185575, 285500, 296920, 371150, 571000, 742300, 927875, 1484600, 1855750, 3711500, 7423000]

約数ペア:

[(1, 7423000), (2, 3711500), (4, 1855750), (5, 1484600), (8, 927875), (10, 742300), (13, 571000), (20, 371150), (25, 296920), (26, 285500), (40, 185575), (50, 148460), (52, 142750), (65, 114200), (100, 74230), (104, 71375), (125, 59384), (130, 57100), (200, 37115), (250, 29692), (260, 28550), (325, 22840), (500, 14846), (520, 14275), (571, 13000), (650, 11420), (1000, 7423), (1142, 6500), (1300, 5710), (1625, 4568), (2284, 3250), (2600, 2855)]