149809300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2201

約数の個数: 72

約数和(自身を含む): 351609440

約数和(自身を除く): 201800140

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 37, 38, 50, 74, 76, 95, 100, 148, 185, 190, 370, 380, 475, 703, 740, 925, 950, 1406, 1850, 1900, 2131, 2812, 3515, 3700, 4262, 7030, 8524, 10655, 14060, 17575, 21310, 35150, 40489, 42620, 53275, 70300, 78847, 80978, 106550, 157694, 161956, 202445, 213100, 315388, 394235, 404890, 788470, 809780, 1012225, 1498093, 1576940, 1971175, 2024450, 2996186, 3942350, 4048900, 5992372, 7490465, 7884700, 14980930, 29961860, 37452325, 74904650, 149809300]

約数ペア:

[(1, 149809300), (2, 74904650), (4, 37452325), (5, 29961860), (10, 14980930), (19, 7884700), (20, 7490465), (25, 5992372), (37, 4048900), (38, 3942350), (50, 2996186), (74, 2024450), (76, 1971175), (95, 1576940), (100, 1498093), (148, 1012225), (185, 809780), (190, 788470), (370, 404890), (380, 394235), (475, 315388), (703, 213100), (740, 202445), (925, 161956), (950, 157694), (1406, 106550), (1850, 80978), (1900, 78847), (2131, 70300), (2812, 53275), (3515, 42620), (3700, 40489), (4262, 35150), (7030, 21310), (8524, 17575), (10655, 14060)]