38972800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:684

約数の個数: 96

約数和(自身を含む): 101500200

約数和(自身を除く): 62527400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 304, 320, 380, 400, 475, 608, 640, 641, 760, 800, 950, 1216, 1282, 1520, 1600, 1900, 2432, 2564, 3040, 3200, 3205, 3800, 5128, 6080, 6410, 7600, 10256, 12160, 12179, 12820, 15200, 16025, 20512, 24358, 25640, 30400, 32050, 41024, 48716, 51280, 60800, 60895, 64100, 82048, 97432, 102560, 121790, 128200, 194864, 205120, 243580, 256400, 304475, 389728, 410240, 487160, 512800, 608950, 779456, 974320, 1025600, 1217900, 1558912, 1948640, 2051200, 2435800, 3897280, 4871600, 7794560, 9743200, 19486400, 38972800]

約数ペア:

[(1, 38972800), (2, 19486400), (4, 9743200), (5, 7794560), (8, 4871600), (10, 3897280), (16, 2435800), (19, 2051200), (20, 1948640), (25, 1558912), (32, 1217900), (38, 1025600), (40, 974320), (50, 779456), (64, 608950), (76, 512800), (80, 487160), (95, 410240), (100, 389728), (128, 304475), (152, 256400), (160, 243580), (190, 205120), (200, 194864), (304, 128200), (320, 121790), (380, 102560), (400, 97432), (475, 82048), (608, 64100), (640, 60895), (641, 60800), (760, 51280), (800, 48716), (950, 41024), (1216, 32050), (1282, 30400), (1520, 25640), (1600, 24358), (1900, 20512), (2432, 16025), (2564, 15200), (3040, 12820), (3200, 12179), (3205, 12160), (3800, 10256), (5128, 7600), (6080, 6410)]