78281320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3203}}^1$

素因数の和:3274

約数の個数: 64

約数和(自身を含む): 193777920

約数和(自身を除く): 115496600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 520, 611, 940, 1222, 1880, 2444, 3055, 3203, 4888, 6110, 6406, 12220, 12812, 16015, 24440, 25624, 32030, 41639, 64060, 83278, 128120, 150541, 166556, 208195, 301082, 333112, 416390, 602164, 752705, 832780, 1204328, 1505410, 1665560, 1957033, 3010820, 3914066, 6021640, 7828132, 9785165, 15656264, 19570330, 39140660, 78281320]

約数ペア:

[(1, 78281320), (2, 39140660), (4, 19570330), (5, 15656264), (8, 9785165), (10, 7828132), (13, 6021640), (20, 3914066), (26, 3010820), (40, 1957033), (47, 1665560), (52, 1505410), (65, 1204328), (94, 832780), (104, 752705), (130, 602164), (188, 416390), (235, 333112), (260, 301082), (376, 208195), (470, 166556), (520, 150541), (611, 128120), (940, 83278), (1222, 64060), (1880, 41639), (2444, 32030), (3055, 25624), (3203, 24440), (4888, 16015), (6110, 12812), (6406, 12220)]