78436280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 196454160

約数和(自身を除く): 118017880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 169, 205, 260, 283, 328, 338, 410, 520, 533, 566, 676, 820, 845, 1066, 1132, 1352, 1415, 1640, 1690, 2132, 2264, 2665, 2830, 3380, 3679, 4264, 5330, 5660, 6760, 6929, 7358, 10660, 11320, 11603, 13858, 14716, 18395, 21320, 23206, 27716, 29432, 34645, 36790, 46412, 47827, 55432, 58015, 69290, 73580, 92824, 95654, 116030, 138580, 147160, 150839, 191308, 232060, 239135, 277160, 301678, 382616, 464120, 478270, 603356, 754195, 956540, 1206712, 1508390, 1913080, 1960907, 3016780, 3921814, 6033560, 7843628, 9804535, 15687256, 19609070, 39218140, 78436280]

約数ペア:

[(1, 78436280), (2, 39218140), (4, 19609070), (5, 15687256), (8, 9804535), (10, 7843628), (13, 6033560), (20, 3921814), (26, 3016780), (40, 1960907), (41, 1913080), (52, 1508390), (65, 1206712), (82, 956540), (104, 754195), (130, 603356), (164, 478270), (169, 464120), (205, 382616), (260, 301678), (283, 277160), (328, 239135), (338, 232060), (410, 191308), (520, 150839), (533, 147160), (566, 138580), (676, 116030), (820, 95654), (845, 92824), (1066, 73580), (1132, 69290), (1352, 58015), (1415, 55432), (1640, 47827), (1690, 46412), (2132, 36790), (2264, 34645), (2665, 29432), (2830, 27716), (3380, 23206), (3679, 21320), (4264, 18395), (5330, 14716), (5660, 13858), (6760, 11603), (6929, 11320), (7358, 10660)]