39185900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 93837744

約数和(自身を除く): 54651844

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 43, 50, 52, 65, 86, 100, 130, 172, 215, 260, 325, 430, 559, 650, 701, 860, 1075, 1118, 1300, 1402, 2150, 2236, 2795, 2804, 3505, 4300, 5590, 7010, 9113, 11180, 13975, 14020, 17525, 18226, 27950, 30143, 35050, 36452, 45565, 55900, 60286, 70100, 91130, 120572, 150715, 182260, 227825, 301430, 391859, 455650, 602860, 753575, 783718, 911300, 1507150, 1567436, 1959295, 3014300, 3918590, 7837180, 9796475, 19592950, 39185900]

約数ペア:

[(1, 39185900), (2, 19592950), (4, 9796475), (5, 7837180), (10, 3918590), (13, 3014300), (20, 1959295), (25, 1567436), (26, 1507150), (43, 911300), (50, 783718), (52, 753575), (65, 602860), (86, 455650), (100, 391859), (130, 301430), (172, 227825), (215, 182260), (260, 150715), (325, 120572), (430, 91130), (559, 70100), (650, 60286), (701, 55900), (860, 45565), (1075, 36452), (1118, 35050), (1300, 30143), (1402, 27950), (2150, 18226), (2236, 17525), (2795, 14020), (2804, 13975), (3505, 11180), (4300, 9113), (5590, 7010)]