39211900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 108881920

約数和(自身を除く): 69670020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 50, 52, 62, 65, 70, 91, 100, 124, 130, 139, 140, 155, 175, 182, 217, 260, 278, 310, 325, 350, 364, 403, 434, 455, 556, 620, 650, 695, 700, 775, 806, 868, 910, 973, 1085, 1300, 1390, 1550, 1612, 1807, 1820, 1946, 2015, 2170, 2275, 2780, 2821, 3100, 3475, 3614, 3892, 4030, 4309, 4340, 4550, 4865, 5425, 5642, 6950, 7228, 8060, 8618, 9035, 9100, 9730, 10075, 10850, 11284, 12649, 13900, 14105, 17236, 18070, 19460, 20150, 21545, 21700, 24325, 25298, 28210, 30163, 36140, 40300, 43090, 45175, 48650, 50596, 56017, 56420, 60326, 63245, 70525, 86180, 90350, 97300, 107725, 112034, 120652, 126490, 141050, 150815, 180700, 215450, 224068, 252980, 280085, 282100, 301630, 316225, 392119, 430900, 560170, 603260, 632450, 754075, 784238, 1120340, 1264900, 1400425, 1508150, 1568476, 1960595, 2800850, 3016300, 3921190, 5601700, 7842380, 9802975, 19605950, 39211900]

約数ペア:

[(1, 39211900), (2, 19605950), (4, 9802975), (5, 7842380), (7, 5601700), (10, 3921190), (13, 3016300), (14, 2800850), (20, 1960595), (25, 1568476), (26, 1508150), (28, 1400425), (31, 1264900), (35, 1120340), (50, 784238), (52, 754075), (62, 632450), (65, 603260), (70, 560170), (91, 430900), (100, 392119), (124, 316225), (130, 301630), (139, 282100), (140, 280085), (155, 252980), (175, 224068), (182, 215450), (217, 180700), (260, 150815), (278, 141050), (310, 126490), (325, 120652), (350, 112034), (364, 107725), (403, 97300), (434, 90350), (455, 86180), (556, 70525), (620, 63245), (650, 60326), (695, 56420), (700, 56017), (775, 50596), (806, 48650), (868, 45175), (910, 43090), (973, 40300), (1085, 36140), (1300, 30163), (1390, 28210), (1550, 25298), (1612, 24325), (1807, 21700), (1820, 21545), (1946, 20150), (2015, 19460), (2170, 18070), (2275, 17236), (2780, 14105), (2821, 13900), (3100, 12649), (3475, 11284), (3614, 10850), (3892, 10075), (4030, 9730), (4309, 9100), (4340, 9035), (4550, 8618), (4865, 8060), (5425, 7228), (5642, 6950)]